diff --git a/meta-openembedded/meta-networking/recipes-protocols/net-snmp/net-snmp/0001-config_os_headers-Error-Fix.patch b/meta-openembedded/meta-networking/recipes-protocols/net-snmp/net-snmp/0001-config_os_headers-Error-Fix.patch
index f8a52a6..5aea527 100644
--- a/meta-openembedded/meta-networking/recipes-protocols/net-snmp/net-snmp/0001-config_os_headers-Error-Fix.patch
+++ b/meta-openembedded/meta-networking/recipes-protocols/net-snmp/net-snmp/0001-config_os_headers-Error-Fix.patch
@@ -10,7 +10,7 @@
  #include <pkg.h>
                  ^
 
-Upstream-Status: pending
+Upstream-Status: Pending
 
 Signed-off-by: Li Xin <lixin.fnst@cn.fujitsu.com>
 
diff --git a/meta-openembedded/meta-networking/recipes-protocols/net-snmp/net-snmp/CVE-2022-44792-CVE-2022-44793.patch b/meta-openembedded/meta-networking/recipes-protocols/net-snmp/net-snmp/CVE-2022-44792-CVE-2022-44793.patch
new file mode 100644
index 0000000..b18d4dc
--- /dev/null
+++ b/meta-openembedded/meta-networking/recipes-protocols/net-snmp/net-snmp/CVE-2022-44792-CVE-2022-44793.patch
@@ -0,0 +1,121 @@
+From d13302656d9ff0807c5defe18623adc947f43a2b Mon Sep 17 00:00:00 2001
+From: Narpat Mali <narpat.mali@windriver.com>
+Date: Wed, 8 Feb 2023 13:15:39 +0000
+Subject: [PATCH] agent: Disallow SET requests with any NULL varbind Merge pull
+ request #490 from fenner/set-null
+
+fixes: #474 and #475
+
+CVE: CVE-2022-44792, CVE-2022-44793
+
+Upstream-Status: Backport [https://github.com/net-snmp/net-snmp/commit/be804106fd0771a7d05236cff36e199af077af57]
+
+Signed-off-by: Narpat Mali <narpat.mali@windriver.com>
+---
+ agent/snmp_agent.c                            | 32 +++++++++++++++++++
+ apps/snmpset.c                                |  1 +
+ .../default/T0142snmpv2csetnull_simple        | 31 ++++++++++++++++++
+ 3 files changed, 64 insertions(+)
+ create mode 100644 testing/fulltests/default/T0142snmpv2csetnull_simple
+
+diff --git a/agent/snmp_agent.c b/agent/snmp_agent.c
+index 867d0c1..3f678fe 100644
+--- a/agent/snmp_agent.c
++++ b/agent/snmp_agent.c
+@@ -3719,12 +3719,44 @@ netsnmp_handle_request(netsnmp_agent_session *asp, int status)
+     return 1;
+ }
+ 
++static int
++check_set_pdu_for_null_varbind(netsnmp_agent_session *asp)
++{
++    int i;
++    netsnmp_variable_list *v = NULL;
++
++    for (i = 1, v = asp->pdu->variables; v != NULL; i++, v = v->next_variable) {
++	if (v->type == ASN_NULL) {
++	    /*
++	     * Protect SET implementations that do not protect themselves
++	     * against wrong type.
++	     */
++	    DEBUGMSGTL(("snmp_agent", "disallowing SET with NULL var for varbind %d\n", i));
++	    asp->index = i;
++	    return SNMP_ERR_WRONGTYPE;
++	}
++    }
++    return SNMP_ERR_NOERROR;
++}
++
+ int
+ handle_pdu(netsnmp_agent_session *asp)
+ {
+     int             status, inclusives = 0;
+     netsnmp_variable_list *v = NULL;
+ 
++#ifndef NETSNMP_NO_WRITE_SUPPORT
++    /*
++     * Check for ASN_NULL in SET request
++     */
++    if (asp->pdu->command == SNMP_MSG_SET) {
++	status = check_set_pdu_for_null_varbind(asp);
++	if (status != SNMP_ERR_NOERROR) {
++	    return status;
++	}
++    }
++#endif /* NETSNMP_NO_WRITE_SUPPORT */
++
+     /*
+      * for illegal requests, mark all nodes as ASN_NULL 
+      */
+diff --git a/apps/snmpset.c b/apps/snmpset.c
+index 48e14bd..d542713 100644
+--- a/apps/snmpset.c
++++ b/apps/snmpset.c
+@@ -182,6 +182,7 @@ main(int argc, char *argv[])
+             case 'x':
+             case 'd':
+             case 'b':
++            case 'n': /* undocumented */
+ #ifdef NETSNMP_WITH_OPAQUE_SPECIAL_TYPES
+             case 'I':
+             case 'U':
+diff --git a/testing/fulltests/default/T0142snmpv2csetnull_simple b/testing/fulltests/default/T0142snmpv2csetnull_simple
+new file mode 100644
+index 0000000..0f1b8f3
+--- /dev/null
++++ b/testing/fulltests/default/T0142snmpv2csetnull_simple
+@@ -0,0 +1,31 @@
++#!/bin/sh
++
++. ../support/simple_eval_tools.sh
++
++HEADER SNMPv2c set of system.sysContact.0 with NULL varbind
++
++SKIPIF NETSNMP_DISABLE_SET_SUPPORT
++SKIPIF NETSNMP_NO_WRITE_SUPPORT
++SKIPIF NETSNMP_DISABLE_SNMPV2C
++SKIPIFNOT USING_MIBII_SYSTEM_MIB_MODULE
++
++#
++# Begin test
++#
++
++# standard V2C configuration: testcomunnity
++snmp_write_access='all'
++. ./Sv2cconfig
++STARTAGENT
++
++CAPTURE "snmpget -On $SNMP_FLAGS -c testcommunity -v 2c $SNMP_TRANSPORT_SPEC:$SNMP_TEST_DEST$SNMP_SNMPD_PORT .1.3.6.1.2.1.1.4.0"
++
++CHECK ".1.3.6.1.2.1.1.4.0 = STRING:"
++
++CAPTURE "snmpset -On $SNMP_FLAGS -c testcommunity -v 2c $SNMP_TRANSPORT_SPEC:$SNMP_TEST_DEST$SNMP_SNMPD_PORT .1.3.6.1.2.1.1.4.0 n x"
++
++CHECK "Reason: wrongType"
++
++STOPAGENT
++
++FINISHED
+-- 
+2.34.1
+
diff --git a/meta-openembedded/meta-networking/recipes-protocols/net-snmp/net-snmp_5.9.3.bb b/meta-openembedded/meta-networking/recipes-protocols/net-snmp/net-snmp_5.9.3.bb
index 78d711f..f40fb8b 100644
--- a/meta-openembedded/meta-networking/recipes-protocols/net-snmp/net-snmp_5.9.3.bb
+++ b/meta-openembedded/meta-networking/recipes-protocols/net-snmp/net-snmp_5.9.3.bb
@@ -27,6 +27,7 @@
            file://reproducibility-have-printcap.patch \
            file://0001-ac_add_search_path.m4-keep-consistent-between-32bit.patch \
            file://0001-Add-noreturn-attribute-to-netsnmp_pci_error.patch \
+           file://CVE-2022-44792-CVE-2022-44793.patch \
            "
 SRC_URI[sha256sum] = "2097f29b7e1bf3f1300b4bae52fa2308d0bb8d5d3998dbe02f9462a413a2ef0a"
 
diff --git a/meta-openembedded/meta-networking/recipes-protocols/openl2tp/openl2tp/Makefile-modify-CFLAGS-to-aviod-build-error.patch b/meta-openembedded/meta-networking/recipes-protocols/openl2tp/openl2tp/Makefile-modify-CFLAGS-to-aviod-build-error.patch
index 96dbc75..8e9bd1e 100644
--- a/meta-openembedded/meta-networking/recipes-protocols/openl2tp/openl2tp/Makefile-modify-CFLAGS-to-aviod-build-error.patch
+++ b/meta-openembedded/meta-networking/recipes-protocols/openl2tp/openl2tp/Makefile-modify-CFLAGS-to-aviod-build-error.patch
@@ -3,7 +3,7 @@
 Date: Mon, 1 Dec 2014 01:53:41 +0900
 Subject: [PATCH] Makefile:modify CFLAGS to aviod build error.
 
-Upstream-Status: pending
+Upstream-Status: Pending
 
 Signed-off-by: Li Xin <lixin.fnst@cn.fujitsu.com>
 ---
diff --git a/meta-openembedded/meta-networking/recipes-protocols/openl2tp/openl2tp/openl2tp-simplify-gcc-warning-hack.patch b/meta-openembedded/meta-networking/recipes-protocols/openl2tp/openl2tp/openl2tp-simplify-gcc-warning-hack.patch
index c9cf15c..2a74359 100644
--- a/meta-openembedded/meta-networking/recipes-protocols/openl2tp/openl2tp/openl2tp-simplify-gcc-warning-hack.patch
+++ b/meta-openembedded/meta-networking/recipes-protocols/openl2tp/openl2tp/openl2tp-simplify-gcc-warning-hack.patch
@@ -10,7 +10,7 @@
 the l2tp_private.h file is updated if the rpc source file is changed and
 the two get out of sync.
 
-Upstream-Status: pending
+Upstream-Status: Pending
 
 Signed-off-by: Joe MacDonald <joe_macdonald@mentor.com>
 ---
diff --git a/meta-openembedded/meta-networking/recipes-protocols/openl2tp/openl2tp/openl2tpd-initscript-fix-sysconfig.patch b/meta-openembedded/meta-networking/recipes-protocols/openl2tp/openl2tp/openl2tpd-initscript-fix-sysconfig.patch
index 3119425..c094e38 100644
--- a/meta-openembedded/meta-networking/recipes-protocols/openl2tp/openl2tp/openl2tpd-initscript-fix-sysconfig.patch
+++ b/meta-openembedded/meta-networking/recipes-protocols/openl2tp/openl2tp/openl2tpd-initscript-fix-sysconfig.patch
@@ -2,17 +2,17 @@
 Author: Aws Ismail <aws.ismail@windriver.com>
 Date:   Wed Sep 19 11:34:48 2012 -0400
 
-    Fix openl2tp config script location
+Fix openl2tp config script location
     
-    Correct the location of the sysconfig
-    script. Use /etc/default/ instead of
-    /etc/sysconfig/
+Correct the location of the sysconfig
+script. Use /etc/default/ instead of
+/etc/sysconfig/
     
-    Signed-off-by: Aws Ismail <aws.ismail@windriver.com>
+Signed-off-by: Aws Ismail <aws.ismail@windriver.com>
 
-    Upstream-Status: Inappropriate [configuration]
+Upstream-Status: Inappropriate [configuration]
 
-    Signed-off-by: Jackie Huang <jackie.huang@windriver.com>
+Signed-off-by: Jackie Huang <jackie.huang@windriver.com>
 
 diff --git a/etc/rc.d/init.d/openl2tpd b/etc/rc.d/init.d/openl2tpd
 index 7f27bb7..4194f63 100755
diff --git a/meta-openembedded/meta-networking/recipes-protocols/openl2tp/openl2tp/openl2tpd-initscript-fix.patch b/meta-openembedded/meta-networking/recipes-protocols/openl2tp/openl2tp/openl2tpd-initscript-fix.patch
index 9ecd4b0..51bddb8 100644
--- a/meta-openembedded/meta-networking/recipes-protocols/openl2tp/openl2tp/openl2tpd-initscript-fix.patch
+++ b/meta-openembedded/meta-networking/recipes-protocols/openl2tp/openl2tp/openl2tpd-initscript-fix.patch
@@ -2,16 +2,16 @@
 Author: Aws Ismail <aws.ismail@windriver.com>
 Date:   Wed Sep 12 23:35:40 2012 -0400
 
-    Fix openl2tpd initscript
-    
-    - Correct the location of the retval statement.
-    - use start-stop-daemon instead of daemon.
-    
-    Signed-off-by: Aws Ismail <aws.ismail@windriver.com>
+Fix openl2tpd initscript
 
-    Upstream-Status: Inappropriate [OE specific]
+- Correct the location of the retval statement.
+- use start-stop-daemon instead of daemon.
 
-    Signed-off-by: Jackie Huang <jackie.huang@windriver.com>
+Signed-off-by: Aws Ismail <aws.ismail@windriver.com>
+
+Upstream-Status: Inappropriate [OE specific]
+
+Signed-off-by: Jackie Huang <jackie.huang@windriver.com>
 
 diff --git a/etc/rc.d/init.d/openl2tpd b/etc/rc.d/init.d/openl2tpd
 index ce21b50..7f27bb7 100755
diff --git a/meta-openembedded/meta-networking/recipes-protocols/radiusclient-ng/radiusclient-ng/Modify-configure.in-and-etc-Makefile.am.patch b/meta-openembedded/meta-networking/recipes-protocols/radiusclient-ng/radiusclient-ng/Modify-configure.in-and-etc-Makefile.am.patch
index ecc2d74..fd9961b 100644
--- a/meta-openembedded/meta-networking/recipes-protocols/radiusclient-ng/radiusclient-ng/Modify-configure.in-and-etc-Makefile.am.patch
+++ b/meta-openembedded/meta-networking/recipes-protocols/radiusclient-ng/radiusclient-ng/Modify-configure.in-and-etc-Makefile.am.patch
@@ -6,7 +6,7 @@
 this patch is from Fedora to fix error:
 "conftest.c:26:9: error: unknown type name 'not'"
 
-Upstream-Status: pending
+Upstream-Status: Pending
 
 Signed-off-by: Li Xin <lixin.fnst@cn.fujitsu.com>
 ---
diff --git a/meta-openembedded/meta-networking/recipes-protocols/rp-pppoe/rp-pppoe/configure.in-Error-fix.patch b/meta-openembedded/meta-networking/recipes-protocols/rp-pppoe/rp-pppoe/configure.in-Error-fix.patch
index bbd516f..9e60b98 100644
--- a/meta-openembedded/meta-networking/recipes-protocols/rp-pppoe/rp-pppoe/configure.in-Error-fix.patch
+++ b/meta-openembedded/meta-networking/recipes-protocols/rp-pppoe/rp-pppoe/configure.in-Error-fix.patch
@@ -6,7 +6,7 @@
 the error is: conftest.c:9:28: fatal error: ac_nonexistent.h:
 No such file or directory #include <ac_nonexistent.h>
 
-Upstream-Status: pending
+Upstream-Status: Pending
 
 Signed-off-by: Li Xin <lixin.fnst@cn.fujitsu.com>