diff --git a/poky/documentation/migration-guides/release-notes-4.0.8.rst b/poky/documentation/migration-guides/release-notes-4.0.8.rst
new file mode 100644
index 0000000..223b74f
--- /dev/null
+++ b/poky/documentation/migration-guides/release-notes-4.0.8.rst
@@ -0,0 +1,217 @@
+.. SPDX-License-Identifier: CC-BY-SA-2.0-UK
+
+Release notes for Yocto-4.0.8 (Kirkstone)
+-----------------------------------------
+
+Security Fixes in Yocto-4.0.8
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+-  apr-util: Fix :cve:`2022-25147`
+-  apr: Fix :cve:`2022-24963`, :cve:`2022-28331` and :cve:`2021-35940`
+-  bind: Fix :cve:`2022-3094`, :cve:`2022-3736` and :cve:`2022-3924`
+-  git: Ignore :cve:`2022-41953`
+-  git: Fix :cve:`2022-23521` and :cve:`2022-41903`
+-  libgit2: Fix :cve:`2023-22742`
+-  ppp: Fix :cve:`2022-4603`
+-  python3-certifi: Fix :cve:`2022-23491`
+-  sudo: Fix :cve:`2023-22809`
+-  tar: Fix :cve:`2022-48303`
+
+
+Fixes in Yocto-4.0.8
+~~~~~~~~~~~~~~~~~~~~
+
+-  core-image.bbclass: Fix missing leading whitespace with ':append'
+-  populate_sdk_ext.bbclass: Fix missing leading whitespace with ':append'
+-  ptest-packagelists.inc: Fix missing leading whitespace with ':append'
+-  apr-util: upgrade to 1.6.3
+-  apr: upgrade to 1.7.2
+-  apt: fix do_package_qa failure
+-  bind: upgrade to 9.18.11
+-  bitbake: bb/utils: include SSL certificate paths in export_proxies
+-  bitbake: bitbake-diffsigs: Make PEP8 compliant
+-  bitbake: bitbake-diffsigs: break on first dependent task difference
+-  bitbake: fetch2/git: Clarify the meaning of namespace
+-  bitbake: fetch2/git: Prevent git fetcher from fetching gitlab repository metadata
+-  bitbake: fetch2/git: show SRCREV and git repo in error message about fixed SRCREV
+-  bitbake: siggen: Fix inefficient string concatenation
+-  bitbake: utils/ply: Update md5 to better report errors with hashlib
+-  bootchart2: Fix usrmerge support
+-  bsp-guide: fix broken git URLs and missing word
+-  build-appliance-image: Update to kirkstone head revision
+-  buildtools-tarball: set pkg-config search path
+-  classes/fs-uuid: Fix command output decoding issue
+-  dev-manual: common-tasks.rst: add link to FOSDEM 2023 video
+-  dev-manual: fix old override syntax
+-  devshell: Do not add scripts/git-intercept to PATH
+-  devtool: fix devtool finish when gitmodules file is empty
+-  diffutils: upgrade to 3.9
+-  gdk-pixbuf: do not use tools from gdk-pixbuf-native when building tests
+-  git: upgrade to 2.35.7
+-  glslang: branch rename master -> main
+-  httpserver: add error handler that write to the logger
+-  image.bbclass: print all QA functions exceptions
+-  kernel/linux-kernel-base: Fix kernel build artefact determinism issues
+-  libc-locale: Fix on target locale generation
+-  libgit2: upgrade to 1.4.5
+-  libjpeg-turbo: upgrade to 2.1.5
+-  libtirpc: Check if file exists before operating on it
+-  libusb1: Link with latomic only if compiler has no atomic builtins
+-  libusb1: Strip trailing whitespaces
+-  linux-firmware: upgrade to 20230117
+-  linux-yocto/5.15: update to v5.15.91
+-  lsof: fix old override syntax
+-  lttng-modules: Fix for 5.10.163 kernel version
+-  lttng-tools: upgrade to 2.13.9
+-  make-mod-scripts: Ensure kernel build output is deterministic
+-  manuals: update patchwork instance URL
+-  meta: remove True option to getVar and getVarFlag calls (again)
+-  migration-guides: add release-notes for 4.0.7
+-  native: Drop special variable handling
+-  numactl: skip test case when target platform doesn't have 2 CPU node
+-  oeqa context.py: fix --target-ip comment to include ssh port number
+-  oeqa dump.py: add error counter and stop after 5 failures
+-  oeqa qemurunner.py: add timeout to QMP calls
+-  oeqa qemurunner.py: try to avoid reading one character at a time
+-  oeqa qemurunner: read more data at a time from serial
+-  oeqa ssh.py: add connection keep alive options to ssh client
+-  oeqa ssh.py: move output prints to new line
+-  oeqa/qemurunner: do not use Popen.poll() when terminating runqemu with a signal
+-  oeqa/selftest/bbtests: Update message lookup for test_git_unpack_nonetwork_fail
+-  oeqa/selftest/locales: Add selftest for locale generation/presence
+-  poky.conf: Update SANITY_TESTED_DISTROS to match autobuilder
+-  poky.conf: bump version for 4.0.8
+-  profile-manual: update WireShark hyperlinks
+-  python3-pytest: depend on python3-tomli instead of python3-toml
+-  qemu: fix compile error
+-  quilt: fix intermittent failure in faildiff.test
+-  quilt: use upstreamed faildiff.test fix
+-  recipe_sanity: fix old override syntax
+-  ref-manual: document SSTATE_EXCLUDEDEPS_SYSROOT
+-  scons.bbclass: Make MAXLINELENGTH overridable
+-  scons: Pass MAXLINELENGTH to scons invocation
+-  sdkext/cases/devtool: pass a logger to HTTPService
+-  spirv-headers: set correct branch name
+-  sudo: upgrade to 1.9.12p2
+-  system-requirements.rst: add Fedora 36 and AlmaLinux 8.7 to list of supported distros
+-  testimage: Fix error message to reflect new syntax
+-  update-alternatives: fix typos
+-  vulkan-samples: branch rename master -> main
+
+
+Known Issues in Yocto-4.0.8
+~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+- N/A
+
+
+Contributors to Yocto-4.0.8
+~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+-  Alejandro Hernandez Samaniego
+-  Alexander Kanavin
+-  Alexandre Belloni
+-  Armin Kuster
+-  Arnout Vandecappelle
+-  Bruce Ashfield
+-  Changqing Li
+-  Chee Yang Lee
+-  Etienne Cordonnier
+-  Harald Seiler
+-  Kai Kang
+-  Khem Raj
+-  Lee Chee Yang
+-  Louis Rannou
+-  Marek Vasut
+-  Marius Kriegerowski
+-  Mark Hatle
+-  Martin Jansa
+-  Mauro Queiros
+-  Michael Opdenacker
+-  Mikko Rapeli
+-  Mingli Yu
+-  Narpat Mali
+-  Niko Mauno
+-  Pawel Zalewski
+-  Peter Kjellerstedt
+-  Richard Purdie
+-  Rodolfo Quesada Zumbado
+-  Ross Burton
+-  Sakib Sajal
+-  Schmidt, Adriaan
+-  Steve Sakoman
+-  Thomas Roos
+-  Ulrich Ölmann
+-  Xiangyu Chen
+
+
+Repositories / Downloads for Yocto-4.0.8
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+poky
+
+-  Repository Location: :yocto_git:`/poky`
+-  Branch: :yocto_git:`kirkstone </poky/log/?h=kirkstone>`
+-  Tag:  :yocto_git:`yocto-4.0.8 </poky/log/?h=yocto-4.0.8>`
+-  Git Revision: :yocto_git:`a361fb3df9c87cf12963a9d785a9f99faa839222 </poky/commit/?id=a361fb3df9c87cf12963a9d785a9f99faa839222>`
+-  Release Artefact: poky-a361fb3df9c87cf12963a9d785a9f99faa839222
+-  sha: af4e8d64be27d3a408357c49b7952ce04c6d8bb0b9d7b50c48848d9355de7fc2
+-  Download Locations:
+   http://downloads.yoctoproject.org/releases/yocto/yocto-4.0.8/poky-a361fb3df9c87cf12963a9d785a9f99faa839222.tar.bz2
+   http://mirrors.kernel.org/yocto/yocto/yocto-4.0.8/poky-a361fb3df9c87cf12963a9d785a9f99faa839222.tar.bz2
+
+openembedded-core
+
+-  Repository Location: :oe_git:`/openembedded-core`
+-  Branch: :oe_git:`kirkstone </openembedded-core/log/?h=kirkstone>`
+-  Tag:  :oe_git:`yocto-4.0.8 </openembedded-core/log/?h=yocto-4.0.8>`
+-  Git Revision: :oe_git:`b20e2134daec33fbb8ce358d984751d887752bd5 </openembedded-core/commit/?id=b20e2134daec33fbb8ce358d984751d887752bd5>`
+-  Release Artefact: oecore-b20e2134daec33fbb8ce358d984751d887752bd5
+-  sha: 63cce6f1caf8428eefc1471351ab024affc8a41d8d7777f525e3aa9ea454d2cd
+-  Download Locations:
+   http://downloads.yoctoproject.org/releases/yocto/yocto-4.0.8/oecore-b20e2134daec33fbb8ce358d984751d887752bd5.tar.bz2
+   http://mirrors.kernel.org/yocto/yocto/yocto-4.0.8/oecore-b20e2134daec33fbb8ce358d984751d887752bd5.tar.bz2
+
+meta-mingw
+
+-  Repository Location: :yocto_git:`/meta-mingw`
+-  Branch: :yocto_git:`kirkstone </meta-mingw/log/?h=kirkstone>`
+-  Tag:  :yocto_git:`yocto-4.0.8 </meta-mingw/log/?h=yocto-4.0.8>`
+-  Git Revision: :yocto_git:`a90614a6498c3345704e9611f2842eb933dc51c1 </meta-mingw/commit/?id=a90614a6498c3345704e9611f2842eb933dc51c1>`
+-  Release Artefact: meta-mingw-a90614a6498c3345704e9611f2842eb933dc51c1
+-  sha: 49f9900bfbbc1c68136f8115b314e95d0b7f6be75edf36a75d9bcd1cca7c6302
+-  Download Locations:
+   http://downloads.yoctoproject.org/releases/yocto/yocto-4.0.8/meta-mingw-a90614a6498c3345704e9611f2842eb933dc51c1.tar.bz2
+   http://mirrors.kernel.org/yocto/yocto/yocto-4.0.8/meta-mingw-a90614a6498c3345704e9611f2842eb933dc51c1.tar.bz2
+
+meta-gplv2
+
+-  Repository Location: :yocto_git:`/meta-gplv2`
+-  Branch: :yocto_git:`kirkstone </meta-gplv2/log/?h=kirkstone>`
+-  Tag:  :yocto_git:`yocto-4.0.8 </meta-gplv2/log/?h=yocto-4.0.8>`
+-  Git Revision: :yocto_git:`d2f8b5cdb285b72a4ed93450f6703ca27aa42e8a </meta-gplv2/commit/?id=d2f8b5cdb285b72a4ed93450f6703ca27aa42e8a>`
+-  Release Artefact: meta-gplv2-d2f8b5cdb285b72a4ed93450f6703ca27aa42e8a
+-  sha: c386f59f8a672747dc3d0be1d4234b6039273d0e57933eb87caa20f56b9cca6d
+-  Download Locations:
+   http://downloads.yoctoproject.org/releases/yocto/yocto-4.0.8/meta-gplv2-d2f8b5cdb285b72a4ed93450f6703ca27aa42e8a.tar.bz2
+   http://mirrors.kernel.org/yocto/yocto/yocto-4.0.8/meta-gplv2-d2f8b5cdb285b72a4ed93450f6703ca27aa42e8a.tar.bz2
+
+bitbake
+
+-  Repository Location: :oe_git:`/bitbake`
+-  Branch: :oe_git:`2.0 </bitbake/log/?h=2.0>`
+-  Tag:  :oe_git:`yocto-4.0.8 </bitbake/log/?h=yocto-4.0.8>`
+-  Git Revision: :oe_git:`9bbdedc0ba7ca819b898e2a29a151d6a2014ca11 </bitbake/commit/?id=9bbdedc0ba7ca819b898e2a29a151d6a2014ca11>`
+-  Release Artefact: bitbake-9bbdedc0ba7ca819b898e2a29a151d6a2014ca11
+-  sha: 8e724411f4df00737e81b33eb568f1f97d2a00d5364342c0a212c46abb7b005b
+-  Download Locations:
+   http://downloads.yoctoproject.org/releases/yocto/yocto-4.0.8/bitbake-9bbdedc0ba7ca819b898e2a29a151d6a2014ca11.tar.bz2
+   http://mirrors.kernel.org/yocto/yocto/yocto-4.0.8/bitbake-9bbdedc0ba7ca819b898e2a29a151d6a2014ca11.tar.bz2
+
+yocto-docs
+
+-  Repository Location: :yocto_git:`/yocto-docs`
+-  Branch: :yocto_git:`kirkstone </yocto-docs/log/?h=kirkstone>`
+-  Tag: :yocto_git:`yocto-4.0.8 </yocto-docs/log/?h=yocto-4.0.8>`
+-  Git Revision: :yocto_git:`16ecbe028f2b9cc021267817a5413054e070b563 </yocto-docs/commit/?id=16ecbe028f2b9cc021267817a5413054e070b563>`
+