diff --git a/meta-openembedded/meta-oe/recipes-devtools/abseil-cpp/abseil-cpp/0001-Add-RISCV-support-to-GetProgramCounter.patch b/meta-openembedded/meta-oe/recipes-devtools/abseil-cpp/abseil-cpp/0001-Add-RISCV-support-to-GetProgramCounter.patch
deleted file mode 100644
index 95ec070..0000000
--- a/meta-openembedded/meta-oe/recipes-devtools/abseil-cpp/abseil-cpp/0001-Add-RISCV-support-to-GetProgramCounter.patch
+++ /dev/null
@@ -1,29 +0,0 @@
-From 983eeae0792946fe5c090f95164c892ec6db5cc4 Mon Sep 17 00:00:00 2001
-From: Khem Raj <raj.khem@gmail.com>
-Date: Sun, 16 Feb 2020 16:22:53 -0800
-Subject: [PATCH] Add RISCV support to GetProgramCounter()
-
-Identify PC register from signal context
-
-Upstream-Status: Submitted [https://github.com/abseil/abseil-cpp/pull/621]
-Signed-off-by: Khem Raj <raj.khem@gmail.com>
----
- absl/debugging/internal/examine_stack.cc | 2 ++
- 1 file changed, 2 insertions(+)
-
-diff --git a/absl/debugging/internal/examine_stack.cc b/absl/debugging/internal/examine_stack.cc
-index 4739fbc..fb77450 100644
---- a/absl/debugging/internal/examine_stack.cc
-+++ b/absl/debugging/internal/examine_stack.cc
-@@ -53,6 +53,8 @@ void* GetProgramCounter(void* vuc) {
-     return reinterpret_cast<void*>(context->uc_mcontext.gp_regs[32]);
- #elif defined(__powerpc__)
-     return reinterpret_cast<void*>(context->uc_mcontext.regs->nip);
-+#elif defined(__riscv)
-+    return reinterpret_cast<void*>(context->uc_mcontext.__gregs[REG_PC]);
- #elif defined(__s390__) && !defined(__s390x__)
-     return reinterpret_cast<void*>(context->uc_mcontext.psw.addr & 0x7fffffff);
- #elif defined(__s390__) && defined(__s390x__)
--- 
-2.25.0
-
diff --git a/meta-openembedded/meta-oe/recipes-devtools/abseil-cpp/abseil-cpp/0001-Fix-build-on-riscv32.patch b/meta-openembedded/meta-oe/recipes-devtools/abseil-cpp/abseil-cpp/0001-Fix-build-on-riscv32.patch
deleted file mode 100644
index e7c9b43..0000000
--- a/meta-openembedded/meta-oe/recipes-devtools/abseil-cpp/abseil-cpp/0001-Fix-build-on-riscv32.patch
+++ /dev/null
@@ -1,74 +0,0 @@
-From 04e28fdda03b545a0f7b446a784ec2fa7249cbb8 Mon Sep 17 00:00:00 2001
-From: Khem Raj <raj.khem@gmail.com>
-Date: Wed, 29 Apr 2020 15:37:40 -0700
-Subject: [PATCH] Fix build on riscv32
-
-Define __NR_mmap in terms of __NR_mmap2 and __NR_futex interms of
-__NR_futex_time64 for rv32, since there calls dont exist for rv32
-
-Also recognise rv32 as a new 32bit platform
-
-Upstream-Status: Submitted [https://github.com/abseil/abseil-cpp/pull/675]
-Signed-off-by: Khem Raj <raj.khem@gmail.com>
----
- absl/base/internal/direct_mmap.h        | 5 +++++
- absl/base/internal/spinlock_linux.inc   | 4 ++++
- absl/synchronization/internal/waiter.cc | 4 ++++
- 3 files changed, 13 insertions(+)
-
-diff --git a/absl/base/internal/direct_mmap.h b/absl/base/internal/direct_mmap.h
-index 5618867..90cfeca 100644
---- a/absl/base/internal/direct_mmap.h
-+++ b/absl/base/internal/direct_mmap.h
-@@ -26,6 +26,10 @@
- 
- #ifdef __linux__
- 
-+#if !defined(__NR_mmap) && defined(__riscv) && __riscv_xlen == 32
-+# define __NR_mmap __NR_mmap2
-+#endif
-+
- #include <sys/types.h>
- #ifdef __BIONIC__
- #include <sys/syscall.h>
-@@ -72,6 +76,7 @@ inline void* DirectMmap(void* start, size_t length, int prot, int flags, int fd,
- #if defined(__i386__) || defined(__ARM_ARCH_3__) || defined(__ARM_EABI__) || \
-     (defined(__mips__) && _MIPS_SIM == _MIPS_SIM_ABI32) ||                   \
-     (defined(__PPC__) && !defined(__PPC64__)) ||                             \
-+    (defined(__riscv) && __riscv_xlen == 32)  ||                             \
-     (defined(__s390__) && !defined(__s390x__))
-   // On these architectures, implement mmap with mmap2.
-   static int pagesize = 0;
-diff --git a/absl/base/internal/spinlock_linux.inc b/absl/base/internal/spinlock_linux.inc
-index 323edd6..3dca444 100644
---- a/absl/base/internal/spinlock_linux.inc
-+++ b/absl/base/internal/spinlock_linux.inc
-@@ -14,6 +14,10 @@
- //
- // This file is a Linux-specific part of spinlock_wait.cc
- 
-+#if !defined(__NR_futex) && defined(__riscv) && __riscv_xlen == 32
-+# define __NR_futex __NR_futex_time64
-+#endif
-+
- #include <linux/futex.h>
- #include <sys/syscall.h>
- #include <unistd.h>
-diff --git a/absl/synchronization/internal/waiter.cc b/absl/synchronization/internal/waiter.cc
-index 2949f5a..7411042 100644
---- a/absl/synchronization/internal/waiter.cc
-+++ b/absl/synchronization/internal/waiter.cc
-@@ -24,6 +24,10 @@
- #include <unistd.h>
- #endif
- 
-+#if !defined(__NR_futex) && defined(__riscv) && __riscv_xlen == 32
-+# define __NR_futex __NR_futex_time64
-+#endif
-+
- #ifdef __linux__
- #include <linux/futex.h>
- #include <sys/syscall.h>
--- 
-2.26.2
-
diff --git a/meta-openembedded/meta-oe/recipes-devtools/abseil-cpp/abseil-cpp/0001-Remove-maes-option-from-cross-compilation.patch b/meta-openembedded/meta-oe/recipes-devtools/abseil-cpp/abseil-cpp/0001-Remove-maes-option-from-cross-compilation.patch
deleted file mode 100644
index 4c41cd8..0000000
--- a/meta-openembedded/meta-oe/recipes-devtools/abseil-cpp/abseil-cpp/0001-Remove-maes-option-from-cross-compilation.patch
+++ /dev/null
@@ -1,53 +0,0 @@
-From 70926666f7c5c35add363e3bcade6eaabace7206 Mon Sep 17 00:00:00 2001
-From: Sinan Kaya <sinan.kaya@microsoft.com>
-Date: Mon, 3 Feb 2020 03:25:57 +0000
-Subject: [PATCH] Remove maes option from cross-compilation
-
----
- absl/copts/GENERATED_AbseilCopts.cmake | 4 ----
- absl/copts/GENERATED_copts.bzl         | 4 ----
- absl/copts/copts.py                    | 4 ----
- 3 files changed, 12 deletions(-)
-
-diff --git a/absl/copts/GENERATED_AbseilCopts.cmake b/absl/copts/GENERATED_AbseilCopts.cmake
-index 01bd40b..af99694 100644
---- a/absl/copts/GENERATED_AbseilCopts.cmake
-+++ b/absl/copts/GENERATED_AbseilCopts.cmake
-@@ -230,7 +230,3 @@ list(APPEND ABSL_RANDOM_HWAES_MSVC_X64_FLAGS
-     "/Ob2"
- )
- 
--list(APPEND ABSL_RANDOM_HWAES_X64_FLAGS
--    "-maes"
--    "-msse4.1"
--)
-diff --git a/absl/copts/GENERATED_copts.bzl b/absl/copts/GENERATED_copts.bzl
-index 82f332f..9a548d1 100644
---- a/absl/copts/GENERATED_copts.bzl
-+++ b/absl/copts/GENERATED_copts.bzl
-@@ -231,7 +231,3 @@ ABSL_RANDOM_HWAES_MSVC_X64_FLAGS = [
-     "/Ob2",
- ]
- 
--ABSL_RANDOM_HWAES_X64_FLAGS = [
--    "-maes",
--    "-msse4.1",
--]
-diff --git a/absl/copts/copts.py b/absl/copts/copts.py
-index 068abce..c2f70fb 100644
---- a/absl/copts/copts.py
-+++ b/absl/copts/copts.py
-@@ -203,10 +203,6 @@ COPT_VARS = {
-     # to improve performance of some random bit generators.
-     "ABSL_RANDOM_HWAES_ARM64_FLAGS": ["-march=armv8-a+crypto"],
-     "ABSL_RANDOM_HWAES_ARM32_FLAGS": ["-mfpu=neon"],
--    "ABSL_RANDOM_HWAES_X64_FLAGS": [
--        "-maes",
--        "-msse4.1",
--    ],
-     "ABSL_RANDOM_HWAES_MSVC_X64_FLAGS": [
-         "/O2",  # Maximize speed
-         "/Ob2",  # Aggressive inlining
--- 
-2.23.0
-
diff --git a/meta-openembedded/meta-oe/recipes-devtools/abseil-cpp/abseil-cpp/0001-absl-always-use-asm-sgidefs.h.patch b/meta-openembedded/meta-oe/recipes-devtools/abseil-cpp/abseil-cpp/0001-absl-always-use-asm-sgidefs.h.patch
index 6bb59d9..2bafcc6 100644
--- a/meta-openembedded/meta-oe/recipes-devtools/abseil-cpp/abseil-cpp/0001-absl-always-use-asm-sgidefs.h.patch
+++ b/meta-openembedded/meta-oe/recipes-devtools/abseil-cpp/abseil-cpp/0001-absl-always-use-asm-sgidefs.h.patch
@@ -1,7 +1,7 @@
-From 14229e8c6f42a96e4d725124193ceefa54e5e1a4 Mon Sep 17 00:00:00 2001
+From 8f21fdfb83b0fa844a9f1f03a86a9ca46642d85e Mon Sep 17 00:00:00 2001
 From: Khem Raj <raj.khem@gmail.com>
 Date: Thu, 9 Apr 2020 13:06:27 -0700
-Subject: [PATCH] absl: always use <asm/sgidefs.h>
+Subject: [PATCH 1/2] absl: always use <asm/sgidefs.h>
 
 Fixes mips/musl build, since sgidefs.h is not present on all C libraries
 but on linux asm/sgidefs.h is there and contains same definitions, using
@@ -15,7 +15,7 @@
  1 file changed, 1 insertion(+), 5 deletions(-)
 
 diff --git a/absl/base/internal/direct_mmap.h b/absl/base/internal/direct_mmap.h
-index 2e5e422..c515325 100644
+index 16accf096604..ba7936cc934e 100644
 --- a/absl/base/internal/direct_mmap.h
 +++ b/absl/base/internal/direct_mmap.h
 @@ -41,13 +41,9 @@
@@ -34,5 +34,5 @@
  
  // SYS_mmap and SYS_munmap are not defined in Android.
 -- 
-2.26.0
+2.25.1
 
diff --git a/meta-openembedded/meta-oe/recipes-devtools/abseil-cpp/abseil-cpp/0002-Add-forgotten-ABSL_HAVE_VDSO_SUPPORT-conditional.patch b/meta-openembedded/meta-oe/recipes-devtools/abseil-cpp/abseil-cpp/0002-Add-forgotten-ABSL_HAVE_VDSO_SUPPORT-conditional.patch
deleted file mode 100644
index fab4a73..0000000
--- a/meta-openembedded/meta-oe/recipes-devtools/abseil-cpp/abseil-cpp/0002-Add-forgotten-ABSL_HAVE_VDSO_SUPPORT-conditional.patch
+++ /dev/null
@@ -1,35 +0,0 @@
-From 9384735383a0b8688e3f05ed23a53f18863eae20 Mon Sep 17 00:00:00 2001
-From: Sinan Kaya <sinan.kaya@microsoft.com>
-Date: Tue, 11 Feb 2020 11:36:00 -0500
-Subject: [PATCH] Add forgotten ABSL_HAVE_VDSO_SUPPORT conditional
-
-Signed-off-by: Sinan Kaya <sinan.kaya@microsoft.com>
----
- absl/debugging/internal/stacktrace_x86-inl.inc | 4 ++++
- 1 file changed, 4 insertions(+)
-
-diff --git a/absl/debugging/internal/stacktrace_x86-inl.inc b/absl/debugging/internal/stacktrace_x86-inl.inc
-index ff0fd31..28607c3 100644
---- a/absl/debugging/internal/stacktrace_x86-inl.inc
-+++ b/absl/debugging/internal/stacktrace_x86-inl.inc
-@@ -171,6 +171,7 @@ static void **NextStackFrame(void **old_fp, const void *uc) {
-     static const unsigned char *kernel_rt_sigreturn_address = nullptr;
-     static const unsigned char *kernel_vsyscall_address = nullptr;
-     if (num_push_instructions == -1) {
-+#ifdef ABSL_HAVE_VDSO_SUPPORT
-       absl::debugging_internal::VDSOSupport vdso;
-       if (vdso.IsPresent()) {
-         absl::debugging_internal::VDSOSupport::SymbolInfo
-@@ -199,6 +200,9 @@ static void **NextStackFrame(void **old_fp, const void *uc) {
-       } else {
-         num_push_instructions = 0;
-       }
-+#else
-+      num_push_instructions = 0;
-+#endif
-     }
-     if (num_push_instructions != 0 && kernel_rt_sigreturn_address != nullptr &&
-         old_fp[1] == kernel_rt_sigreturn_address) {
--- 
-2.20.1.windows.1
-
diff --git a/meta-openembedded/meta-oe/recipes-devtools/abseil-cpp/abseil-cpp/0002-Remove-maes-option-from-cross-compilation.patch b/meta-openembedded/meta-oe/recipes-devtools/abseil-cpp/abseil-cpp/0002-Remove-maes-option-from-cross-compilation.patch
new file mode 100644
index 0000000..da9dbd9
--- /dev/null
+++ b/meta-openembedded/meta-oe/recipes-devtools/abseil-cpp/abseil-cpp/0002-Remove-maes-option-from-cross-compilation.patch
@@ -0,0 +1,37 @@
+From a9e15a4855c82eb948dedeecd83d5e17c3c8f767 Mon Sep 17 00:00:00 2001
+From: Sinan Kaya <sinan.kaya@microsoft.com>
+Date: Mon, 3 Feb 2020 03:25:57 +0000
+Subject: [PATCH 2/2] Remove maes option from cross-compilation
+
+---
+ absl/copts/GENERATED_AbseilCopts.cmake | 4 ----
+ absl/copts/GENERATED_copts.bzl         | 4 ----
+ 2 files changed, 8 deletions(-)
+
+diff --git a/absl/copts/GENERATED_AbseilCopts.cmake b/absl/copts/GENERATED_AbseilCopts.cmake
+index 97bd283eb739..ce29ac031b9c 100644
+--- a/absl/copts/GENERATED_AbseilCopts.cmake
++++ b/absl/copts/GENERATED_AbseilCopts.cmake
+@@ -210,7 +210,3 @@ list(APPEND ABSL_RANDOM_HWAES_ARM64_FLAGS
+ list(APPEND ABSL_RANDOM_HWAES_MSVC_X64_FLAGS
+ )
+ 
+-list(APPEND ABSL_RANDOM_HWAES_X64_FLAGS
+-    "-maes"
+-    "-msse4.1"
+-)
+diff --git a/absl/copts/GENERATED_copts.bzl b/absl/copts/GENERATED_copts.bzl
+index bcdd61ef8211..3e8eddd4bb08 100644
+--- a/absl/copts/GENERATED_copts.bzl
++++ b/absl/copts/GENERATED_copts.bzl
+@@ -211,7 +211,3 @@ ABSL_RANDOM_HWAES_ARM64_FLAGS = [
+ ABSL_RANDOM_HWAES_MSVC_X64_FLAGS = [
+ ]
+ 
+-ABSL_RANDOM_HWAES_X64_FLAGS = [
+-    "-maes",
+-    "-msse4.1",
+-]
+-- 
+2.25.1
+
diff --git a/meta-openembedded/meta-oe/recipes-devtools/abseil-cpp/abseil-cpp/0003-Add-fPIC-option.patch b/meta-openembedded/meta-oe/recipes-devtools/abseil-cpp/abseil-cpp/0003-Add-fPIC-option.patch
deleted file mode 100644
index bb78813..0000000
--- a/meta-openembedded/meta-oe/recipes-devtools/abseil-cpp/abseil-cpp/0003-Add-fPIC-option.patch
+++ /dev/null
@@ -1,27 +0,0 @@
-From d7160d647c8f8847f3ea8d7b0eb222936962c1af Mon Sep 17 00:00:00 2001
-From: Sinan Kaya <sinan.kaya@microsoft.com>
-Date: Tue, 11 Feb 2020 11:58:02 -0500
-Subject: [PATCH] Add fPIC option
-
-Signed-off-by: Sinan Kaya <sinan.kaya@microsoft.com>
----
- CMakeLists.txt | 3 +++
- 1 file changed, 3 insertions(+)
-
-diff --git a/CMakeLists.txt b/CMakeLists.txt
-index 74a3a4c..4f837b3 100644
---- a/CMakeLists.txt
-+++ b/CMakeLists.txt
-@@ -79,6 +79,9 @@ option(ABSL_USE_GOOGLETEST_HEAD
- 
- option(ABSL_RUN_TESTS "If ON, Abseil tests will be run." OFF)
- 
-+# link fails on arm64 and x86-64 without this
-+add_compile_options(-fPIC)
-+
- if(${ABSL_RUN_TESTS})
-   # enable CTest.  This will set BUILD_TESTING to ON unless otherwise specified
-   # on the command line
--- 
-2.20.1.windows.1
-
diff --git a/meta-openembedded/meta-oe/recipes-devtools/abseil-cpp/abseil-cpp_git.bb b/meta-openembedded/meta-oe/recipes-devtools/abseil-cpp/abseil-cpp_git.bb
index 8efa31e..cc7bf01 100644
--- a/meta-openembedded/meta-oe/recipes-devtools/abseil-cpp/abseil-cpp_git.bb
+++ b/meta-openembedded/meta-oe/recipes-devtools/abseil-cpp/abseil-cpp_git.bb
@@ -7,16 +7,12 @@
 LICENSE = "Apache-2.0"
 LIC_FILES_CHKSUM = "file://LICENSE;md5=df52c6edb7adc22e533b2bacc3bd3915"
 
-PV = "20190808+git${SRCPV}"
-SRCREV = "aa844899c937bde5d2b24f276b59997e5b668bde"
-BRANCH = "lts_2019_08_08"
-SRC_URI = "git://github.com/abseil/abseil-cpp;branch=${BRANCH}                \
-           file://0001-Remove-maes-option-from-cross-compilation.patch        \
-           file://0002-Add-forgotten-ABSL_HAVE_VDSO_SUPPORT-conditional.patch \
-           file://0003-Add-fPIC-option.patch                                  \
-           file://0001-Add-RISCV-support-to-GetProgramCounter.patch \
-           file://0001-absl-always-use-asm-sgidefs.h.patch \
-           file://0001-Fix-build-on-riscv32.patch \
+PV = "20200923+git${SRCPV}"
+SRCREV = "6f9d96a1f41439ac172ee2ef7ccd8edf0e5d068c"
+BRANCH = "lts_2020_09_23"
+SRC_URI = "git://github.com/abseil/abseil-cpp;branch=${BRANCH}         \
+           file://0001-absl-always-use-asm-sgidefs.h.patch             \
+           file://0002-Remove-maes-option-from-cross-compilation.patch \
           "
 
 S = "${WORKDIR}/git"
@@ -28,9 +24,16 @@
 
 inherit cmake
 
+EXTRA_OECMAKE = "-DBUILD_SHARED_LIBS=ON \
+                 -DBUILD_TESTING=OFF    \
+                "
+
 BBCLASSEXTEND = "native nativesdk"
 ALLOW_EMPTY_${PN} = "1"
 
+FILES_${PN} = "${libdir}/libabsl_*.so ${libdir}/cmake"
+FILES_${PN}-dev = "${includedir}"
+
 python () {
     arch = d.getVar("TARGET_ARCH")
 
@@ -55,4 +58,3 @@
             raise bb.parse.SkipRecipe("%s-%s Needs support for corei7 on x86_64" % (pkgn, pkgv))
 
 }
-
diff --git a/meta-openembedded/meta-oe/recipes-devtools/autoconf-2.13/autoconf-2.13-native_2.13.bb b/meta-openembedded/meta-oe/recipes-devtools/autoconf-2.13/autoconf-2.13-native_2.13.bb
index a54a733..6041358 100644
--- a/meta-openembedded/meta-oe/recipes-devtools/autoconf-2.13/autoconf-2.13-native_2.13.bb
+++ b/meta-openembedded/meta-oe/recipes-devtools/autoconf-2.13/autoconf-2.13-native_2.13.bb
@@ -19,7 +19,7 @@
 SRC_URI[md5sum] = "9de56d4a161a723228220b0f425dc711"
 SRC_URI[sha256sum] = "f0611136bee505811e9ca11ca7ac188ef5323a8e2ef19cffd3edb3cf08fd791e"
 
-inherit native texinfo
+inherit texinfo native
 
 DEPENDS += "m4-native gnu-config-native"
 RDEPENDS_${PN} = "m4-native gnu-config-native"
diff --git a/meta-openembedded/meta-oe/recipes-devtools/flatbuffers/flatbuffers_1.12.0.bb b/meta-openembedded/meta-oe/recipes-devtools/flatbuffers/flatbuffers_1.12.0.bb
index fb4be0f..bbc2a4a 100644
--- a/meta-openembedded/meta-oe/recipes-devtools/flatbuffers/flatbuffers_1.12.0.bb
+++ b/meta-openembedded/meta-oe/recipes-devtools/flatbuffers/flatbuffers_1.12.0.bb
@@ -17,6 +17,8 @@
 
 SRC_URI = "git://github.com/google/flatbuffers.git"
 
+CVE_CHECK_WHITELIST += "CVE-2020-35864"
+
 CXXFLAGS += "-fPIC"
 BUILD_CXXFLAGS += "-fPIC"
 
diff --git a/meta-openembedded/meta-oe/recipes-devtools/giflib/files/CVE-2019-15133.patch b/meta-openembedded/meta-oe/recipes-devtools/giflib/files/CVE-2019-15133.patch
new file mode 100644
index 0000000..9957be8
--- /dev/null
+++ b/meta-openembedded/meta-oe/recipes-devtools/giflib/files/CVE-2019-15133.patch
@@ -0,0 +1,23 @@
+From 799eb6a3af8a3dd81e2429bf11a72a57e541f908 Mon Sep 17 00:00:00 2001
+From: "Eric S. Raymond" <esr@thyrsus.com>
+Date: Sun, 17 Mar 2019 12:37:21 -0400
+Subject: [PATCH] Address SF bug #119: MemorySanitizer: FPE on unknown address
+
+---
+ dgif_lib.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+Upstream-status: Backport [https://sourceforge.net/p/giflib/code/ci/799eb6a3af8a3dd81e2429bf11a72a57e541f908/]
+CVE: CVE-2019-15133
+
+--- a/lib/dgif_lib.c	2021-01-13 19:28:18.923493586 +0100
++++ b/lib/dgif_lib.c	2021-01-13 19:28:55.245863085 +0100
+@@ -1099,7 +1099,7 @@ DGifSlurp(GifFileType *GifFile)
+ 
+               sp = &GifFile->SavedImages[GifFile->ImageCount - 1];
+               /* Allocate memory for the image */
+-              if (sp->ImageDesc.Width < 0 && sp->ImageDesc.Height < 0 &&
++              if (sp->ImageDesc.Width <= 0 && sp->ImageDesc.Height <= 0 &&
+                       sp->ImageDesc.Width > (INT_MAX / sp->ImageDesc.Height)) {
+                   return GIF_ERROR;
+               }
diff --git a/meta-openembedded/meta-oe/recipes-devtools/giflib/giflib_5.1.4.bb b/meta-openembedded/meta-oe/recipes-devtools/giflib/giflib_5.1.4.bb
index 21fa352..1871bab 100644
--- a/meta-openembedded/meta-oe/recipes-devtools/giflib/giflib_5.1.4.bb
+++ b/meta-openembedded/meta-oe/recipes-devtools/giflib/giflib_5.1.4.bb
@@ -3,7 +3,12 @@
 LICENSE = "MIT"
 LIC_FILES_CHKSUM = "file://COPYING;md5=ae11c61b04b2917be39b11f78d71519a"
 
-SRC_URI = "${SOURCEFORGE_MIRROR}/giflib/${BP}.tar.bz2"
+SRC_URI = " \
+    ${SOURCEFORGE_MIRROR}/giflib/${BP}.tar.bz2 \
+    file://CVE-2019-15133.patch \
+"
+
+CVE_PRODUCT = "giflib_project:giflib"
 
 inherit autotools
 
diff --git a/meta-openembedded/meta-oe/recipes-devtools/lua/lua_5.3.5.bb b/meta-openembedded/meta-oe/recipes-devtools/lua/lua_5.3.6.bb
similarity index 91%
rename from meta-openembedded/meta-oe/recipes-devtools/lua/lua_5.3.5.bb
rename to meta-openembedded/meta-oe/recipes-devtools/lua/lua_5.3.6.bb
index 60c33d6..5e8f545 100644
--- a/meta-openembedded/meta-oe/recipes-devtools/lua/lua_5.3.5.bb
+++ b/meta-openembedded/meta-oe/recipes-devtools/lua/lua_5.3.6.bb
@@ -1,7 +1,7 @@
 DESCRIPTION = "Lua is a powerful light-weight programming language designed \
 for extending applications."
 LICENSE = "MIT"
-LIC_FILES_CHKSUM = "file://doc/readme.html;beginline=318;endline=352;md5=60aa5cfdbd40086501778d9b6ebf29ee"
+LIC_FILES_CHKSUM = "file://doc/readme.html;beginline=318;endline=352;md5=f43d8ee6bc4df18ef8b276439cc4a153"
 HOMEPAGE = "http://www.lua.org/"
 
 SRC_URI = "http://www.lua.org/ftp/lua-${PV}.tar.gz;name=tarballsrc \
@@ -20,8 +20,8 @@
             file://run-ptest \
            ', '', d)}"
 
-SRC_URI[tarballsrc.md5sum] = "4f4b4f323fd3514a68e0ab3da8ce3455"
-SRC_URI[tarballsrc.sha256sum] = "0c2eed3f960446e1a3e4b9a1ca2f3ff893b6ce41942cf54d5dd59ab4b3b058ac"
+SRC_URI[tarballsrc.md5sum] = "83f23dbd5230140a3770d5f54076948d"
+SRC_URI[tarballsrc.sha256sum] = "fc5fd69bb8736323f026672b1b7235da613d7177e72558893a0bdcd320466d60"
 SRC_URI[tarballtest.md5sum] = "b14fe3748c1cb2d74e3acd1943629ba3"
 SRC_URI[tarballtest.sha256sum] = "b80771238271c72565e5a1183292ef31bd7166414cd0d43a8eb79845fa7f599f"
 
diff --git a/meta-openembedded/meta-oe/recipes-devtools/protobuf/protobuf/0001-fix-m4-pthread-update.patch b/meta-openembedded/meta-oe/recipes-devtools/protobuf/protobuf/0001-fix-m4-pthread-update.patch
new file mode 100644
index 0000000..7e4aa10
--- /dev/null
+++ b/meta-openembedded/meta-oe/recipes-devtools/protobuf/protobuf/0001-fix-m4-pthread-update.patch
@@ -0,0 +1,731 @@
+From 8cfb4284b4e8b2893bd30e9c764d45f288e71efb Mon Sep 17 00:00:00 2001
+From: Adam Cozzette <acozzette@google.com>
+Date: Fri, 20 Nov 2020 16:36:56 -0800
+Subject: [PATCH] Updated ax_pthread.m4 to its most recent upstream version
+
+This should fix #8059.
+
+Upstream-Status: Backport [471317f03adc09a0436670c31d58264b3bef6561]
+Signed-off-by: Adrian Herrera <adrian.herrera@arm.com>
+Expected version: v4.0.0+
+---
+ m4/ax_pthread.m4 | 614 ++++++++++++++++++++++++-----------------------
+ 1 file changed, 318 insertions(+), 296 deletions(-)
+
+diff --git a/m4/ax_pthread.m4 b/m4/ax_pthread.m4
+index d218d1af73..1598d077ff 100644
+--- a/m4/ax_pthread.m4
++++ b/m4/ax_pthread.m4
+@@ -1,5 +1,5 @@
+ # ===========================================================================
+-#        http://www.gnu.org/software/autoconf-archive/ax_pthread.html
++#        https://www.gnu.org/software/autoconf-archive/ax_pthread.html
+ # ===========================================================================
+ #
+ # SYNOPSIS
+@@ -55,6 +55,7 @@
+ #
+ #   Copyright (c) 2008 Steven G. Johnson <stevenj@alum.mit.edu>
+ #   Copyright (c) 2011 Daniel Richard G. <skunk@iSKUNK.ORG>
++#   Copyright (c) 2019 Marc Stevens <marc.stevens@cwi.nl>
+ #
+ #   This program is free software: you can redistribute it and/or modify it
+ #   under the terms of the GNU General Public License as published by the
+@@ -67,7 +68,7 @@
+ #   Public License for more details.
+ #
+ #   You should have received a copy of the GNU General Public License along
+-#   with this program. If not, see <http://www.gnu.org/licenses/>.
++#   with this program. If not, see <https://www.gnu.org/licenses/>.
+ #
+ #   As a special exception, the respective Autoconf Macro's copyright owner
+ #   gives unlimited permission to copy, distribute and modify the configure
+@@ -82,7 +83,7 @@
+ #   modified version of the Autoconf Macro, you may extend this special
+ #   exception to the GPL to apply to your modified version as well.
+ 
+-#serial 22
++#serial 27
+ 
+ AU_ALIAS([ACX_PTHREAD], [AX_PTHREAD])
+ AC_DEFUN([AX_PTHREAD], [
+@@ -100,22 +101,22 @@ ax_pthread_ok=no
+ # etcetera environment variables, and if threads linking works using
+ # them:
+ if test "x$PTHREAD_CFLAGS$PTHREAD_LIBS" != "x"; then
+-	ax_pthread_save_CC="$CC"
+-	ax_pthread_save_CFLAGS="$CFLAGS"
+-	ax_pthread_save_LIBS="$LIBS"
+-	AS_IF([test "x$PTHREAD_CC" != "x"], [CC="$PTHREAD_CC"])
+-	CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
+-	LIBS="$PTHREAD_LIBS $LIBS"
+-	AC_MSG_CHECKING([for pthread_join using $CC $PTHREAD_CFLAGS $PTHREAD_LIBS])
+-	AC_LINK_IFELSE([AC_LANG_CALL([], [pthread_join])], [ax_pthread_ok=yes])
+-	AC_MSG_RESULT([$ax_pthread_ok])
+-	if test "x$ax_pthread_ok" = "xno"; then
+-		PTHREAD_LIBS=""
+-		PTHREAD_CFLAGS=""
+-	fi
+-	CC="$ax_pthread_save_CC"
+-	CFLAGS="$ax_pthread_save_CFLAGS"
+-	LIBS="$ax_pthread_save_LIBS"
++        ax_pthread_save_CC="$CC"
++        ax_pthread_save_CFLAGS="$CFLAGS"
++        ax_pthread_save_LIBS="$LIBS"
++        AS_IF([test "x$PTHREAD_CC" != "x"], [CC="$PTHREAD_CC"])
++        CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
++        LIBS="$PTHREAD_LIBS $LIBS"
++        AC_MSG_CHECKING([for pthread_join using $CC $PTHREAD_CFLAGS $PTHREAD_LIBS])
++        AC_LINK_IFELSE([AC_LANG_CALL([], [pthread_join])], [ax_pthread_ok=yes])
++        AC_MSG_RESULT([$ax_pthread_ok])
++        if test "x$ax_pthread_ok" = "xno"; then
++                PTHREAD_LIBS=""
++                PTHREAD_CFLAGS=""
++        fi
++        CC="$ax_pthread_save_CC"
++        CFLAGS="$ax_pthread_save_CFLAGS"
++        LIBS="$ax_pthread_save_LIBS"
+ fi
+ 
+ # We must check for the threads library under a number of different
+@@ -123,10 +124,12 @@ fi
+ # (e.g. DEC) have both -lpthread and -lpthreads, where one of the
+ # libraries is broken (non-POSIX).
+ 
+-# Create a list of thread flags to try.  Items starting with a "-" are
+-# C compiler flags, and other items are library names, except for "none"
+-# which indicates that we try without any flags at all, and "pthread-config"
+-# which is a program returning the flags for the Pth emulation library.
++# Create a list of thread flags to try. Items with a "," contain both
++# C compiler flags (before ",") and linker flags (after ","). Other items
++# starting with a "-" are C compiler flags, and remaining items are
++# library names, except for "none" which indicates that we try without
++# any flags at all, and "pthread-config" which is a program returning
++# the flags for the Pth emulation library.
+ 
+ ax_pthread_flags="pthreads none -Kthread -pthread -pthreads -mthreads pthread --thread-safe -mt pthread-config"
+ 
+@@ -152,319 +155,338 @@ ax_pthread_flags="pthreads none -Kthread -pthread -pthreads -mthreads pthread --
+ 
+ case $host_os in
+ 
+-	freebsd*)
++        freebsd*)
+ 
+-	# -kthread: FreeBSD kernel threads (preferred to -pthread since SMP-able)
+-	# lthread: LinuxThreads port on FreeBSD (also preferred to -pthread)
++        # -kthread: FreeBSD kernel threads (preferred to -pthread since SMP-able)
++        # lthread: LinuxThreads port on FreeBSD (also preferred to -pthread)
+ 
+-	ax_pthread_flags="-kthread lthread $ax_pthread_flags"
+-	;;
++        ax_pthread_flags="-kthread lthread $ax_pthread_flags"
++        ;;
+ 
+-	hpux*)
++        hpux*)
+ 
+-	# From the cc(1) man page: "[-mt] Sets various -D flags to enable
+-	# multi-threading and also sets -lpthread."
++        # From the cc(1) man page: "[-mt] Sets various -D flags to enable
++        # multi-threading and also sets -lpthread."
+ 
+-	ax_pthread_flags="-mt -pthread pthread $ax_pthread_flags"
+-	;;
++        ax_pthread_flags="-mt -pthread pthread $ax_pthread_flags"
++        ;;
+ 
+-	openedition*)
++        openedition*)
+ 
+-	# IBM z/OS requires a feature-test macro to be defined in order to
+-	# enable POSIX threads at all, so give the user a hint if this is
+-	# not set. (We don't define these ourselves, as they can affect
+-	# other portions of the system API in unpredictable ways.)
++        # IBM z/OS requires a feature-test macro to be defined in order to
++        # enable POSIX threads at all, so give the user a hint if this is
++        # not set. (We don't define these ourselves, as they can affect
++        # other portions of the system API in unpredictable ways.)
+ 
+-	AC_EGREP_CPP([AX_PTHREAD_ZOS_MISSING],
+-	    [
+-#	     if !defined(_OPEN_THREADS) && !defined(_UNIX03_THREADS)
+-	     AX_PTHREAD_ZOS_MISSING
+-#	     endif
+-	    ],
+-	    [AC_MSG_WARN([IBM z/OS requires -D_OPEN_THREADS or -D_UNIX03_THREADS to enable pthreads support.])])
+-	;;
++        AC_EGREP_CPP([AX_PTHREAD_ZOS_MISSING],
++            [
++#            if !defined(_OPEN_THREADS) && !defined(_UNIX03_THREADS)
++             AX_PTHREAD_ZOS_MISSING
++#            endif
++            ],
++            [AC_MSG_WARN([IBM z/OS requires -D_OPEN_THREADS or -D_UNIX03_THREADS to enable pthreads support.])])
++        ;;
+ 
+-	solaris*)
++        solaris*)
+ 
+-	# On Solaris (at least, for some versions), libc contains stubbed
+-	# (non-functional) versions of the pthreads routines, so link-based
+-	# tests will erroneously succeed. (N.B.: The stubs are missing
+-	# pthread_cleanup_push, or rather a function called by this macro,
+-	# so we could check for that, but who knows whether they'll stub
+-	# that too in a future libc.)  So we'll check first for the
+-	# standard Solaris way of linking pthreads (-mt -lpthread).
++        # On Solaris (at least, for some versions), libc contains stubbed
++        # (non-functional) versions of the pthreads routines, so link-based
++        # tests will erroneously succeed. (N.B.: The stubs are missing
++        # pthread_cleanup_push, or rather a function called by this macro,
++        # so we could check for that, but who knows whether they'll stub
++        # that too in a future libc.)  So we'll check first for the
++        # standard Solaris way of linking pthreads (-mt -lpthread).
+ 
+-	ax_pthread_flags="-mt,pthread pthread $ax_pthread_flags"
+-	;;
++        ax_pthread_flags="-mt,-lpthread pthread $ax_pthread_flags"
++        ;;
+ esac
+ 
++# Are we compiling with Clang?
++
++AC_CACHE_CHECK([whether $CC is Clang],
++    [ax_cv_PTHREAD_CLANG],
++    [ax_cv_PTHREAD_CLANG=no
++     # Note that Autoconf sets GCC=yes for Clang as well as GCC
++     if test "x$GCC" = "xyes"; then
++        AC_EGREP_CPP([AX_PTHREAD_CC_IS_CLANG],
++            [/* Note: Clang 2.7 lacks __clang_[a-z]+__ */
++#            if defined(__clang__) && defined(__llvm__)
++             AX_PTHREAD_CC_IS_CLANG
++#            endif
++            ],
++            [ax_cv_PTHREAD_CLANG=yes])
++     fi
++    ])
++ax_pthread_clang="$ax_cv_PTHREAD_CLANG"
++
++
+ # GCC generally uses -pthread, or -pthreads on some platforms (e.g. SPARC)
+ 
++# Note that for GCC and Clang -pthread generally implies -lpthread,
++# except when -nostdlib is passed.
++# This is problematic using libtool to build C++ shared libraries with pthread:
++# [1] https://gcc.gnu.org/bugzilla/show_bug.cgi?id=25460
++# [2] https://bugzilla.redhat.com/show_bug.cgi?id=661333
++# [3] https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=468555
++# To solve this, first try -pthread together with -lpthread for GCC
++
+ AS_IF([test "x$GCC" = "xyes"],
+-      [ax_pthread_flags="-pthread -pthreads $ax_pthread_flags"])
++      [ax_pthread_flags="-pthread,-lpthread -pthread -pthreads $ax_pthread_flags"])
++
++# Clang takes -pthread (never supported any other flag), but we'll try with -lpthread first
++
++AS_IF([test "x$ax_pthread_clang" = "xyes"],
++      [ax_pthread_flags="-pthread,-lpthread -pthread"])
++
+ 
+ # The presence of a feature test macro requesting re-entrant function
+ # definitions is, on some systems, a strong hint that pthreads support is
+ # correctly enabled
+ 
+ case $host_os in
+-	darwin* | hpux* | linux* | osf* | solaris*)
+-	ax_pthread_check_macro="_REENTRANT"
+-	;;
++        darwin* | hpux* | linux* | osf* | solaris*)
++        ax_pthread_check_macro="_REENTRANT"
++        ;;
+ 
+-	aix* | freebsd*)
+-	ax_pthread_check_macro="_THREAD_SAFE"
+-	;;
++        aix*)
++        ax_pthread_check_macro="_THREAD_SAFE"
++        ;;
+ 
+-	*)
+-	ax_pthread_check_macro="--"
+-	;;
++        *)
++        ax_pthread_check_macro="--"
++        ;;
+ esac
+ AS_IF([test "x$ax_pthread_check_macro" = "x--"],
+       [ax_pthread_check_cond=0],
+       [ax_pthread_check_cond="!defined($ax_pthread_check_macro)"])
+ 
+-# Are we compiling with Clang?
+ 
+-AC_CACHE_CHECK([whether $CC is Clang],
+-    [ax_cv_PTHREAD_CLANG],
+-    [ax_cv_PTHREAD_CLANG=no
+-     # Note that Autoconf sets GCC=yes for Clang as well as GCC
+-     if test "x$GCC" = "xyes"; then
+-	AC_EGREP_CPP([AX_PTHREAD_CC_IS_CLANG],
+-	    [/* Note: Clang 2.7 lacks __clang_[a-z]+__ */
+-#	     if defined(__clang__) && defined(__llvm__)
+-	     AX_PTHREAD_CC_IS_CLANG
+-#	     endif
+-	    ],
+-	    [ax_cv_PTHREAD_CLANG=yes])
+-     fi
+-    ])
+-ax_pthread_clang="$ax_cv_PTHREAD_CLANG"
++if test "x$ax_pthread_ok" = "xno"; then
++for ax_pthread_try_flag in $ax_pthread_flags; do
++
++        case $ax_pthread_try_flag in
++                none)
++                AC_MSG_CHECKING([whether pthreads work without any flags])
++                ;;
++
++                *,*)
++                PTHREAD_CFLAGS=`echo $ax_pthread_try_flag | sed "s/^\(.*\),\(.*\)$/\1/"`
++                PTHREAD_LIBS=`echo $ax_pthread_try_flag | sed "s/^\(.*\),\(.*\)$/\2/"`
++                AC_MSG_CHECKING([whether pthreads work with "$PTHREAD_CFLAGS" and "$PTHREAD_LIBS"])
++                ;;
++
++                -*)
++                AC_MSG_CHECKING([whether pthreads work with $ax_pthread_try_flag])
++                PTHREAD_CFLAGS="$ax_pthread_try_flag"
++                ;;
++
++                pthread-config)
++                AC_CHECK_PROG([ax_pthread_config], [pthread-config], [yes], [no])
++                AS_IF([test "x$ax_pthread_config" = "xno"], [continue])
++                PTHREAD_CFLAGS="`pthread-config --cflags`"
++                PTHREAD_LIBS="`pthread-config --ldflags` `pthread-config --libs`"
++                ;;
++
++                *)
++                AC_MSG_CHECKING([for the pthreads library -l$ax_pthread_try_flag])
++                PTHREAD_LIBS="-l$ax_pthread_try_flag"
++                ;;
++        esac
++
++        ax_pthread_save_CFLAGS="$CFLAGS"
++        ax_pthread_save_LIBS="$LIBS"
++        CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
++        LIBS="$PTHREAD_LIBS $LIBS"
++
++        # Check for various functions.  We must include pthread.h,
++        # since some functions may be macros.  (On the Sequent, we
++        # need a special flag -Kthread to make this header compile.)
++        # We check for pthread_join because it is in -lpthread on IRIX
++        # while pthread_create is in libc.  We check for pthread_attr_init
++        # due to DEC craziness with -lpthreads.  We check for
++        # pthread_cleanup_push because it is one of the few pthread
++        # functions on Solaris that doesn't have a non-functional libc stub.
++        # We try pthread_create on general principles.
++
++        AC_LINK_IFELSE([AC_LANG_PROGRAM([#include <pthread.h>
++#                       if $ax_pthread_check_cond
++#                        error "$ax_pthread_check_macro must be defined"
++#                       endif
++                        static void *some_global = NULL;
++                        static void routine(void *a)
++                          {
++                             /* To avoid any unused-parameter or
++                                unused-but-set-parameter warning.  */
++                             some_global = a;
++                          }
++                        static void *start_routine(void *a) { return a; }],
++                       [pthread_t th; pthread_attr_t attr;
++                        pthread_create(&th, 0, start_routine, 0);
++                        pthread_join(th, 0);
++                        pthread_attr_init(&attr);
++                        pthread_cleanup_push(routine, 0);
++                        pthread_cleanup_pop(0) /* ; */])],
++            [ax_pthread_ok=yes],
++            [])
++
++        CFLAGS="$ax_pthread_save_CFLAGS"
++        LIBS="$ax_pthread_save_LIBS"
++
++        AC_MSG_RESULT([$ax_pthread_ok])
++        AS_IF([test "x$ax_pthread_ok" = "xyes"], [break])
++
++        PTHREAD_LIBS=""
++        PTHREAD_CFLAGS=""
++done
++fi
+ 
+-ax_pthread_clang_warning=no
+ 
+ # Clang needs special handling, because older versions handle the -pthread
+ # option in a rather... idiosyncratic way
+ 
+ if test "x$ax_pthread_clang" = "xyes"; then
+ 
+-	# Clang takes -pthread; it has never supported any other flag
+-
+-	# (Note 1: This will need to be revisited if a system that Clang
+-	# supports has POSIX threads in a separate library.  This tends not
+-	# to be the way of modern systems, but it's conceivable.)
+-
+-	# (Note 2: On some systems, notably Darwin, -pthread is not needed
+-	# to get POSIX threads support; the API is always present and
+-	# active.  We could reasonably leave PTHREAD_CFLAGS empty.  But
+-	# -pthread does define _REENTRANT, and while the Darwin headers
+-	# ignore this macro, third-party headers might not.)
+-
+-	PTHREAD_CFLAGS="-pthread"
+-	PTHREAD_LIBS=
+-
+-	ax_pthread_ok=yes
+-
+-	# However, older versions of Clang make a point of warning the user
+-	# that, in an invocation where only linking and no compilation is
+-	# taking place, the -pthread option has no effect ("argument unused
+-	# during compilation").  They expect -pthread to be passed in only
+-	# when source code is being compiled.
+-	#
+-	# Problem is, this is at odds with the way Automake and most other
+-	# C build frameworks function, which is that the same flags used in
+-	# compilation (CFLAGS) are also used in linking.  Many systems
+-	# supported by AX_PTHREAD require exactly this for POSIX threads
+-	# support, and in fact it is often not straightforward to specify a
+-	# flag that is used only in the compilation phase and not in
+-	# linking.  Such a scenario is extremely rare in practice.
+-	#
+-	# Even though use of the -pthread flag in linking would only print
+-	# a warning, this can be a nuisance for well-run software projects
+-	# that build with -Werror.  So if the active version of Clang has
+-	# this misfeature, we search for an option to squash it.
+-
+-	AC_CACHE_CHECK([whether Clang needs flag to prevent "argument unused" warning when linking with -pthread],
+-	    [ax_cv_PTHREAD_CLANG_NO_WARN_FLAG],
+-	    [ax_cv_PTHREAD_CLANG_NO_WARN_FLAG=unknown
+-	     # Create an alternate version of $ac_link that compiles and
+-	     # links in two steps (.c -> .o, .o -> exe) instead of one
+-	     # (.c -> exe), because the warning occurs only in the second
+-	     # step
+-	     ax_pthread_save_ac_link="$ac_link"
+-	     ax_pthread_sed='s/conftest\.\$ac_ext/conftest.$ac_objext/g'
+-	     ax_pthread_link_step=`$as_echo "$ac_link" | sed "$ax_pthread_sed"`
+-	     ax_pthread_2step_ac_link="($ac_compile) && (echo ==== >&5) && ($ax_pthread_link_step)"
+-	     ax_pthread_save_CFLAGS="$CFLAGS"
+-	     for ax_pthread_try in '' -Qunused-arguments -Wno-unused-command-line-argument unknown; do
+-		AS_IF([test "x$ax_pthread_try" = "xunknown"], [break])
+-		CFLAGS="-Werror -Wunknown-warning-option $ax_pthread_try -pthread $ax_pthread_save_CFLAGS"
+-		ac_link="$ax_pthread_save_ac_link"
+-		AC_LINK_IFELSE([AC_LANG_SOURCE([[int main(void){return 0;}]])],
+-		    [ac_link="$ax_pthread_2step_ac_link"
+-		     AC_LINK_IFELSE([AC_LANG_SOURCE([[int main(void){return 0;}]])],
+-			 [break])
+-		    ])
+-	     done
+-	     ac_link="$ax_pthread_save_ac_link"
+-	     CFLAGS="$ax_pthread_save_CFLAGS"
+-	     AS_IF([test "x$ax_pthread_try" = "x"], [ax_pthread_try=no])
+-	     ax_cv_PTHREAD_CLANG_NO_WARN_FLAG="$ax_pthread_try"
+-	    ])
+-
+-	case "$ax_cv_PTHREAD_CLANG_NO_WARN_FLAG" in
+-		no | unknown) ;;
+-		*) PTHREAD_CFLAGS="$ax_cv_PTHREAD_CLANG_NO_WARN_FLAG $PTHREAD_CFLAGS" ;;
+-	esac
++        # Clang takes -pthread; it has never supported any other flag
++
++        # (Note 1: This will need to be revisited if a system that Clang
++        # supports has POSIX threads in a separate library.  This tends not
++        # to be the way of modern systems, but it's conceivable.)
++
++        # (Note 2: On some systems, notably Darwin, -pthread is not needed
++        # to get POSIX threads support; the API is always present and
++        # active.  We could reasonably leave PTHREAD_CFLAGS empty.  But
++        # -pthread does define _REENTRANT, and while the Darwin headers
++        # ignore this macro, third-party headers might not.)
++
++        # However, older versions of Clang make a point of warning the user
++        # that, in an invocation where only linking and no compilation is
++        # taking place, the -pthread option has no effect ("argument unused
++        # during compilation").  They expect -pthread to be passed in only
++        # when source code is being compiled.
++        #
++        # Problem is, this is at odds with the way Automake and most other
++        # C build frameworks function, which is that the same flags used in
++        # compilation (CFLAGS) are also used in linking.  Many systems
++        # supported by AX_PTHREAD require exactly this for POSIX threads
++        # support, and in fact it is often not straightforward to specify a
++        # flag that is used only in the compilation phase and not in
++        # linking.  Such a scenario is extremely rare in practice.
++        #
++        # Even though use of the -pthread flag in linking would only print
++        # a warning, this can be a nuisance for well-run software projects
++        # that build with -Werror.  So if the active version of Clang has
++        # this misfeature, we search for an option to squash it.
++
++        AC_CACHE_CHECK([whether Clang needs flag to prevent "argument unused" warning when linking with -pthread],
++            [ax_cv_PTHREAD_CLANG_NO_WARN_FLAG],
++            [ax_cv_PTHREAD_CLANG_NO_WARN_FLAG=unknown
++             # Create an alternate version of $ac_link that compiles and
++             # links in two steps (.c -> .o, .o -> exe) instead of one
++             # (.c -> exe), because the warning occurs only in the second
++             # step
++             ax_pthread_save_ac_link="$ac_link"
++             ax_pthread_sed='s/conftest\.\$ac_ext/conftest.$ac_objext/g'
++             ax_pthread_link_step=`$as_echo "$ac_link" | sed "$ax_pthread_sed"`
++             ax_pthread_2step_ac_link="($ac_compile) && (echo ==== >&5) && ($ax_pthread_link_step)"
++             ax_pthread_save_CFLAGS="$CFLAGS"
++             for ax_pthread_try in '' -Qunused-arguments -Wno-unused-command-line-argument unknown; do
++                AS_IF([test "x$ax_pthread_try" = "xunknown"], [break])
++                CFLAGS="-Werror -Wunknown-warning-option $ax_pthread_try -pthread $ax_pthread_save_CFLAGS"
++                ac_link="$ax_pthread_save_ac_link"
++                AC_LINK_IFELSE([AC_LANG_SOURCE([[int main(void){return 0;}]])],
++                    [ac_link="$ax_pthread_2step_ac_link"
++                     AC_LINK_IFELSE([AC_LANG_SOURCE([[int main(void){return 0;}]])],
++                         [break])
++                    ])
++             done
++             ac_link="$ax_pthread_save_ac_link"
++             CFLAGS="$ax_pthread_save_CFLAGS"
++             AS_IF([test "x$ax_pthread_try" = "x"], [ax_pthread_try=no])
++             ax_cv_PTHREAD_CLANG_NO_WARN_FLAG="$ax_pthread_try"
++            ])
++
++        case "$ax_cv_PTHREAD_CLANG_NO_WARN_FLAG" in
++                no | unknown) ;;
++                *) PTHREAD_CFLAGS="$ax_cv_PTHREAD_CLANG_NO_WARN_FLAG $PTHREAD_CFLAGS" ;;
++        esac
+ 
+ fi # $ax_pthread_clang = yes
+ 
+-if test "x$ax_pthread_ok" = "xno"; then
+-for ax_pthread_try_flag in $ax_pthread_flags; do
+ 
+-	case $ax_pthread_try_flag in
+-		none)
+-		AC_MSG_CHECKING([whether pthreads work without any flags])
+-		;;
+-
+-		-mt,pthread)
+-		AC_MSG_CHECKING([whether pthreads work with -mt -lpthread])
+-		PTHREAD_CFLAGS="-mt"
+-		PTHREAD_LIBS="-lpthread"
+-		;;
+-
+-		-*)
+-		AC_MSG_CHECKING([whether pthreads work with $ax_pthread_try_flag])
+-		PTHREAD_CFLAGS="$ax_pthread_try_flag"
+-		;;
+-
+-		pthread-config)
+-		AC_CHECK_PROG([ax_pthread_config], [pthread-config], [yes], [no])
+-		AS_IF([test "x$ax_pthread_config" = "xno"], [continue])
+-		PTHREAD_CFLAGS="`pthread-config --cflags`"
+-		PTHREAD_LIBS="`pthread-config --ldflags` `pthread-config --libs`"
+-		;;
+-
+-		*)
+-		AC_MSG_CHECKING([for the pthreads library -l$ax_pthread_try_flag])
+-		PTHREAD_LIBS="-l$ax_pthread_try_flag"
+-		;;
+-	esac
+-
+-	ax_pthread_save_CFLAGS="$CFLAGS"
+-	ax_pthread_save_LIBS="$LIBS"
+-	CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
+-	LIBS="$PTHREAD_LIBS $LIBS"
+-
+-	# Check for various functions.  We must include pthread.h,
+-	# since some functions may be macros.  (On the Sequent, we
+-	# need a special flag -Kthread to make this header compile.)
+-	# We check for pthread_join because it is in -lpthread on IRIX
+-	# while pthread_create is in libc.  We check for pthread_attr_init
+-	# due to DEC craziness with -lpthreads.  We check for
+-	# pthread_cleanup_push because it is one of the few pthread
+-	# functions on Solaris that doesn't have a non-functional libc stub.
+-	# We try pthread_create on general principles.
+-
+-	AC_LINK_IFELSE([AC_LANG_PROGRAM([#include <pthread.h>
+-#			if $ax_pthread_check_cond
+-#			 error "$ax_pthread_check_macro must be defined"
+-#			endif
+-			static void routine(void *a) { a = 0; }
+-			static void *start_routine(void *a) { return a; }],
+-		       [pthread_t th; pthread_attr_t attr;
+-			pthread_create(&th, 0, start_routine, 0);
+-			pthread_join(th, 0);
+-			pthread_attr_init(&attr);
+-			pthread_cleanup_push(routine, 0);
+-			pthread_cleanup_pop(0) /* ; */])],
+-	    [ax_pthread_ok=yes],
+-	    [])
+-
+-	CFLAGS="$ax_pthread_save_CFLAGS"
+-	LIBS="$ax_pthread_save_LIBS"
+-
+-	AC_MSG_RESULT([$ax_pthread_ok])
+-	AS_IF([test "x$ax_pthread_ok" = "xyes"], [break])
+-
+-	PTHREAD_LIBS=""
+-	PTHREAD_CFLAGS=""
+-done
+-fi
+ 
+ # Various other checks:
+ if test "x$ax_pthread_ok" = "xyes"; then
+-	ax_pthread_save_CFLAGS="$CFLAGS"
+-	ax_pthread_save_LIBS="$LIBS"
+-	CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
+-	LIBS="$PTHREAD_LIBS $LIBS"
+-
+-	# Detect AIX lossage: JOINABLE attribute is called UNDETACHED.
+-	AC_CACHE_CHECK([for joinable pthread attribute],
+-	    [ax_cv_PTHREAD_JOINABLE_ATTR],
+-	    [ax_cv_PTHREAD_JOINABLE_ATTR=unknown
+-	     for ax_pthread_attr in PTHREAD_CREATE_JOINABLE PTHREAD_CREATE_UNDETACHED; do
+-		 AC_LINK_IFELSE([AC_LANG_PROGRAM([#include <pthread.h>],
+-						 [int attr = $ax_pthread_attr; return attr /* ; */])],
+-				[ax_cv_PTHREAD_JOINABLE_ATTR=$ax_pthread_attr; break],
+-				[])
+-	     done
+-	    ])
+-	AS_IF([test "x$ax_cv_PTHREAD_JOINABLE_ATTR" != "xunknown" && \
+-	       test "x$ax_cv_PTHREAD_JOINABLE_ATTR" != "xPTHREAD_CREATE_JOINABLE" && \
+-	       test "x$ax_pthread_joinable_attr_defined" != "xyes"],
+-	      [AC_DEFINE_UNQUOTED([PTHREAD_CREATE_JOINABLE],
+-				  [$ax_cv_PTHREAD_JOINABLE_ATTR],
+-				  [Define to necessary symbol if this constant
+-				   uses a non-standard name on your system.])
+-	       ax_pthread_joinable_attr_defined=yes
+-	      ])
+-
+-	AC_CACHE_CHECK([whether more special flags are required for pthreads],
+-	    [ax_cv_PTHREAD_SPECIAL_FLAGS],
+-	    [ax_cv_PTHREAD_SPECIAL_FLAGS=no
+-	     case $host_os in
+-	     solaris*)
+-	     ax_cv_PTHREAD_SPECIAL_FLAGS="-D_POSIX_PTHREAD_SEMANTICS"
+-	     ;;
+-	     esac
+-	    ])
+-	AS_IF([test "x$ax_cv_PTHREAD_SPECIAL_FLAGS" != "xno" && \
+-	       test "x$ax_pthread_special_flags_added" != "xyes"],
+-	      [PTHREAD_CFLAGS="$ax_cv_PTHREAD_SPECIAL_FLAGS $PTHREAD_CFLAGS"
+-	       ax_pthread_special_flags_added=yes])
+-
+-	AC_CACHE_CHECK([for PTHREAD_PRIO_INHERIT],
+-	    [ax_cv_PTHREAD_PRIO_INHERIT],
+-	    [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <pthread.h>]],
+-					     [[int i = PTHREAD_PRIO_INHERIT;]])],
+-			    [ax_cv_PTHREAD_PRIO_INHERIT=yes],
+-			    [ax_cv_PTHREAD_PRIO_INHERIT=no])
+-	    ])
+-	AS_IF([test "x$ax_cv_PTHREAD_PRIO_INHERIT" = "xyes" && \
+-	       test "x$ax_pthread_prio_inherit_defined" != "xyes"],
+-	      [AC_DEFINE([HAVE_PTHREAD_PRIO_INHERIT], [1], [Have PTHREAD_PRIO_INHERIT.])
+-	       ax_pthread_prio_inherit_defined=yes
+-	      ])
+-
+-	CFLAGS="$ax_pthread_save_CFLAGS"
+-	LIBS="$ax_pthread_save_LIBS"
+-
+-	# More AIX lossage: compile with *_r variant
+-	if test "x$GCC" != "xyes"; then
+-	    case $host_os in
+-		aix*)
+-		AS_CASE(["x/$CC"],
+-		    [x*/c89|x*/c89_128|x*/c99|x*/c99_128|x*/cc|x*/cc128|x*/xlc|x*/xlc_v6|x*/xlc128|x*/xlc128_v6],
+-		    [#handle absolute path differently from PATH based program lookup
+-		     AS_CASE(["x$CC"],
+-			 [x/*],
+-			 [AS_IF([AS_EXECUTABLE_P([${CC}_r])],[PTHREAD_CC="${CC}_r"])],
+-			 [AC_CHECK_PROGS([PTHREAD_CC],[${CC}_r],[$CC])])])
+-		;;
+-	    esac
+-	fi
++        ax_pthread_save_CFLAGS="$CFLAGS"
++        ax_pthread_save_LIBS="$LIBS"
++        CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
++        LIBS="$PTHREAD_LIBS $LIBS"
++
++        # Detect AIX lossage: JOINABLE attribute is called UNDETACHED.
++        AC_CACHE_CHECK([for joinable pthread attribute],
++            [ax_cv_PTHREAD_JOINABLE_ATTR],
++            [ax_cv_PTHREAD_JOINABLE_ATTR=unknown
++             for ax_pthread_attr in PTHREAD_CREATE_JOINABLE PTHREAD_CREATE_UNDETACHED; do
++                 AC_LINK_IFELSE([AC_LANG_PROGRAM([#include <pthread.h>],
++                                                 [int attr = $ax_pthread_attr; return attr /* ; */])],
++                                [ax_cv_PTHREAD_JOINABLE_ATTR=$ax_pthread_attr; break],
++                                [])
++             done
++            ])
++        AS_IF([test "x$ax_cv_PTHREAD_JOINABLE_ATTR" != "xunknown" && \
++               test "x$ax_cv_PTHREAD_JOINABLE_ATTR" != "xPTHREAD_CREATE_JOINABLE" && \
++               test "x$ax_pthread_joinable_attr_defined" != "xyes"],
++              [AC_DEFINE_UNQUOTED([PTHREAD_CREATE_JOINABLE],
++                                  [$ax_cv_PTHREAD_JOINABLE_ATTR],
++                                  [Define to necessary symbol if this constant
++                                   uses a non-standard name on your system.])
++               ax_pthread_joinable_attr_defined=yes
++              ])
++
++        AC_CACHE_CHECK([whether more special flags are required for pthreads],
++            [ax_cv_PTHREAD_SPECIAL_FLAGS],
++            [ax_cv_PTHREAD_SPECIAL_FLAGS=no
++             case $host_os in
++             solaris*)
++             ax_cv_PTHREAD_SPECIAL_FLAGS="-D_POSIX_PTHREAD_SEMANTICS"
++             ;;
++             esac
++            ])
++        AS_IF([test "x$ax_cv_PTHREAD_SPECIAL_FLAGS" != "xno" && \
++               test "x$ax_pthread_special_flags_added" != "xyes"],
++              [PTHREAD_CFLAGS="$ax_cv_PTHREAD_SPECIAL_FLAGS $PTHREAD_CFLAGS"
++               ax_pthread_special_flags_added=yes])
++
++        AC_CACHE_CHECK([for PTHREAD_PRIO_INHERIT],
++            [ax_cv_PTHREAD_PRIO_INHERIT],
++            [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <pthread.h>]],
++                                             [[int i = PTHREAD_PRIO_INHERIT;
++                                               return i;]])],
++                            [ax_cv_PTHREAD_PRIO_INHERIT=yes],
++                            [ax_cv_PTHREAD_PRIO_INHERIT=no])
++            ])
++        AS_IF([test "x$ax_cv_PTHREAD_PRIO_INHERIT" = "xyes" && \
++               test "x$ax_pthread_prio_inherit_defined" != "xyes"],
++              [AC_DEFINE([HAVE_PTHREAD_PRIO_INHERIT], [1], [Have PTHREAD_PRIO_INHERIT.])
++               ax_pthread_prio_inherit_defined=yes
++              ])
++
++        CFLAGS="$ax_pthread_save_CFLAGS"
++        LIBS="$ax_pthread_save_LIBS"
++
++        # More AIX lossage: compile with *_r variant
++        if test "x$GCC" != "xyes"; then
++            case $host_os in
++                aix*)
++                AS_CASE(["x/$CC"],
++                    [x*/c89|x*/c89_128|x*/c99|x*/c99_128|x*/cc|x*/cc128|x*/xlc|x*/xlc_v6|x*/xlc128|x*/xlc128_v6],
++                    [#handle absolute path differently from PATH based program lookup
++                     AS_CASE(["x$CC"],
++                         [x/*],
++                         [AS_IF([AS_EXECUTABLE_P([${CC}_r])],[PTHREAD_CC="${CC}_r"])],
++                         [AC_CHECK_PROGS([PTHREAD_CC],[${CC}_r],[$CC])])])
++                ;;
++            esac
++        fi
+ fi
+ 
+ test -n "$PTHREAD_CC" || PTHREAD_CC="$CC"
+@@ -475,11 +497,11 @@ AC_SUBST([PTHREAD_CC])
+ 
+ # Finally, execute ACTION-IF-FOUND/ACTION-IF-NOT-FOUND:
+ if test "x$ax_pthread_ok" = "xyes"; then
+-	ifelse([$1],,[AC_DEFINE([HAVE_PTHREAD],[1],[Define if you have POSIX threads libraries and header files.])],[$1])
+-	:
++        ifelse([$1],,[AC_DEFINE([HAVE_PTHREAD],[1],[Define if you have POSIX threads libraries and header files.])],[$1])
++        :
+ else
+-	ax_pthread_ok=no
+-	$2
++        ax_pthread_ok=no
++        $2
+ fi
+ AC_LANG_POP
+ ])dnl AX_PTHREAD
diff --git a/meta-openembedded/meta-oe/recipes-devtools/protobuf/protobuf_3.14.0.bb b/meta-openembedded/meta-oe/recipes-devtools/protobuf/protobuf_3.14.0.bb
index 31e3bcc..00f1e99 100644
--- a/meta-openembedded/meta-oe/recipes-devtools/protobuf/protobuf_3.14.0.bb
+++ b/meta-openembedded/meta-oe/recipes-devtools/protobuf/protobuf_3.14.0.bb
@@ -17,6 +17,7 @@
            file://0001-protobuf-fix-configure-error.patch \
            file://0001-Makefile.am-include-descriptor.cc-when-building-libp.patch \
            file://0001-examples-Makefile-respect-CXX-LDFLAGS-variables-fix-.patch \
+           file://0001-fix-m4-pthread-update.patch \
 "
 S = "${WORKDIR}/git"
 
diff --git a/meta-openembedded/meta-oe/recipes-devtools/rapidjson/rapidjson_git.bb b/meta-openembedded/meta-oe/recipes-devtools/rapidjson/rapidjson_git.bb
index e3ed9c6..5b5c8b2 100644
--- a/meta-openembedded/meta-oe/recipes-devtools/rapidjson/rapidjson_git.bb
+++ b/meta-openembedded/meta-oe/recipes-devtools/rapidjson/rapidjson_git.bb
@@ -4,10 +4,9 @@
 LICENSE = "MIT"
 LIC_FILES_CHKSUM = "file://license.txt;md5=ba04aa8f65de1396a7e59d1d746c2125"
 
-SRC_URI = "git://github.com/miloyip/rapidjson.git;nobranch=1 \
-           file://0001-CMake-remove-hardcoded-CMAKECONFIG_INSTALL_DIR-path.patch"
+SRC_URI = "git://github.com/miloyip/rapidjson.git;nobranch=1"
 
-SRCREV = "6a905f9311f82d306da77bd963ec5aa5da07da9c"
+SRCREV = "0ccdbf364c577803e2a751f5aededce935314313"
 
 PV = "1.1.0+git${SRCPV}"
 
diff --git a/meta-openembedded/meta-oe/recipes-devtools/sip/sip3_4.19.23.bb b/meta-openembedded/meta-oe/recipes-devtools/sip/sip3_4.19.23.bb
index 320755b..ae8df50 100644
--- a/meta-openembedded/meta-oe/recipes-devtools/sip/sip3_4.19.23.bb
+++ b/meta-openembedded/meta-oe/recipes-devtools/sip/sip3_4.19.23.bb
@@ -19,24 +19,17 @@
 
 BBCLASSEXTEND = "native"
 
-do_configure_prepend_class-target() {
-    echo "py_platform = linux" > sip.cfg
-    echo "py_inc_dir = %(sysroot)/${includedir}/python%(py_major).%(py_minor)${PYTHON_ABI}" >> sip.cfg
-    echo "sip_bin_dir = ${D}/${bindir}" >> sip.cfg
-    echo "sip_inc_dir = ${D}/${includedir}" >> sip.cfg
-    echo "sip_module_dir = ${D}/${libdir}/python%(py_major).%(py_minor)/site-packages" >> sip.cfg
-    echo "sip_sip_dir = ${D}/${datadir}/sip" >> sip.cfg
-    ${PYTHON} configure.py --configuration sip.cfg --sip-module PyQt5.sip --sysroot ${STAGING_DIR_HOST} CC="${CC}" CXX="${CXX}" LINK="${CXX}" STRIP="" LINK_SHLIB="${CXX}" CFLAGS="${CFLAGS}" CXXFLAGS="${CXXFLAGS}" LFLAGS="${LDFLAGS}"
-}
+CONFIGURE_SYSROOT = "${STAGING_DIR_HOST}"
+CONFIGURE_SYSROOT_class-native = "${STAGING_DIR_NATIVE}"
 
-do_configure_prepend_class-native() {
+do_configure_prepend() {
     echo "py_platform = linux" > sip.cfg
-    echo "py_inc_dir = ${includedir}/python%(py_major).%(py_minor)${PYTHON_ABI}" >> sip.cfg
+    echo "py_inc_dir = ${STAGING_INCDIR}/python%(py_major).%(py_minor)${PYTHON_ABI}" >> sip.cfg
     echo "sip_bin_dir = ${D}/${bindir}" >> sip.cfg
     echo "sip_inc_dir = ${D}/${includedir}" >> sip.cfg
     echo "sip_module_dir = ${D}/${libdir}/python%(py_major).%(py_minor)/site-packages" >> sip.cfg
     echo "sip_sip_dir = ${D}/${datadir}/sip" >> sip.cfg
-    ${PYTHON} configure.py --configuration sip.cfg --sip-module PyQt5.sip --sysroot=${STAGING_DIR_NATIVE}
+    ${PYTHON} configure.py --configuration sip.cfg --sip-module PyQt5.sip --sysroot ${CONFIGURE_SYSROOT} CC="${CC}" CXX="${CXX}" LINK="${CXX}" STRIP="" LINK_SHLIB="${CXX}" CFLAGS="${CFLAGS}" CXXFLAGS="${CXXFLAGS}" LFLAGS="${LDFLAGS}"
 }
 
 do_install() {