[v2,1/2] migration-guides: add release notes for 5.1.4

diff --git a/documentation/migration-guides/release-5.1.rst b/documentation/migration-guides/release-5.1.rst
index 57def68e2..820b918e0 100644
--- a/documentation/migration-guides/release-5.1.rst
+++ b/documentation/migration-guides/release-5.1.rst
@@ -10,3 +10,4 @@  Release 5.1 (styhead)
    release-notes-5.1.1
    release-notes-5.1.2
    release-notes-5.1.3
+   release-notes-5.1.4
diff --git a/documentation/migration-guides/release-notes-5.1.4.rst b/documentation/migration-guides/release-notes-5.1.4.rst
new file mode 100644
index 000000000..4df784097
--- /dev/null
+++ b/documentation/migration-guides/release-notes-5.1.4.rst
@@ -0,0 +1,137 @@ 
+Release notes for Yocto-5.1.4 (Styhead)
+---------------------------------------
+
+Security Fixes in Yocto-5.1.4
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+-  binutils: Fix :cve_nist:`2025-0840`
+-  grub: Fix :cve_nist:`2024-45774`, :cve_nist:`2024-45775`, :cve_nist:`2024-45776`,
+   :cve_nist:`2024-45777`, :cve_nist:`2024-45778`, :cve_nist:`2024-45779`, :cve_nist:`2024-45780`,
+   :cve_nist:`2024-45781`, :cve_nist:`2024-45782`, :cve_nist:`2024-45783`, :cve_nist:`2024-56737`,
+   :cve_nist:`2025-0622`, :cve_nist:`2025-0624`, :cve_nist:`2025-0677`, :cve_nist:`2025-0678`,
+   :cve_nist:`2025-0684`, :cve_nist:`2025-0685`, :cve_nist:`2025-0686`, :cve_nist:`2025-0689`,
+   :cve_nist:`2025-0690`, :cve_nist:`2025-1118` and :cve_nist:`2025-1125`
+-  libtasn1: fix :cve_nist:`2024-12133`
+-  libxml2: fix :cve_nist:`2024-56171`, :cve_nist:`2025-24928` and :cve_nist:`2025-27113`
+-  openssh: Fix :cve_nist:`2025-26465` and :cve_nist:`2025-26466`
+-  puzzles: Ignore :cve_nist:`2024-13769`, :cve_nist:`2024-13770` and :cve_nist:`2025-0837`
+-  subversion: Ignore :cve_nist:`2024-45720`
+-  xserver-xorg: Fix :cve_nist:`2025-26594`, :cve_nist:`2025-26595`, :cve_nist:`2025-26596`,
+   :cve_nist:`2025-26597`, :cve_nist:`2025-26598`, :cve_nist:`2025-26599`, :cve_nist:`2025-26600`
+   and :cve_nist:`2025-26601`
+-  xwayland: Fix :cve_nist:`2025-26594`, :cve_nist:`2025-26595`, :cve_nist:`2025-26596`,
+   :cve_nist:`2025-26597`, :cve_nist:`2025-26598`, :cve_nist:`2025-26599`, :cve_nist:`2025-26600`
+   and :cve_nist:`2025-26601`
+
+
+Fixes in Yocto-5.1.4
+~~~~~~~~~~~~~~~~~~~~
+
+-  bitbake: event/utils: Avoid deadlock from lock_timeout() and recursive events
+-  bitbake: utils: Add signal blocking for lock_timeout
+-  bitbake: utils: Print information about lock issue before exiting
+-  bitbake: utils: Tweak lock_timeout logic
+-  build-appliance-image: Update to styhead head revision
+-  docs: Remove all mention of core-image-lsb
+-  grub: backport strlcpy function
+-  grub: drop obsolete CVE statuses
+-  icu: Adjust ICU_DATA_DIR path on big endian targets
+-  libtasn1: upgrade to 4.20.0
+-  libxml2: upgrade to 2.13.6
+-  migration-guides: add release notes for 4.0.25 and 5.1.3
+-  poky.conf: bump version for 5.1.4
+-  ref-manual: Add missing variable :term:`IMAGE_ROOTFS_MAXSIZE`
+-  ref-manual: don't refer to poky-lsb
+-  ref-manual: remove OE_IMPORTS
+-  tzcode-native: Fix compiler setting from 2023d version
+-  tzdata/tzcode-native: upgrade to 2025a
+-  vulnerabilities/classes: remove references to cve-check text format
+-  xserver-xf86-config: add a configuration fragment to disable screen blanking
+-  xserver-xf86-config: remove obsolete configuration files
+-  xserver-xorg: upgrade to 21.1.16
+-  xwayland: upgrade to 21.1.6
+
+
+Known Issues in Yocto-5.1.4
+~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+-  NA
+
+Contributors to Yocto-5.1.4
+~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+
+Thanks to the following people who contributed to this release:
+
+-  Alessio Cascone
+-  Lee Chee Yang
+-  Makarios Christakis
+-  Marta Rybczynska
+-  Peter Marko
+-  Priyal Doshi
+-  Richard Purdie
+-  Ross Burton
+-  Steve Sakoman
+-  Vijay Anusuri
+-  Wang Mingyu
+-  Weisser, Pascal
+
+
+Repositories / Downloads for Yocto-5.1.4
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+poky
+
+-  Repository Location: :yocto_git:`/poky`
+-  Branch: :yocto_git:`styhead </poky/log/?h=styhead>`
+-  Tag:  :yocto_git:`yocto-5.1.4 </poky/log/?h=yocto-5.1.4>`
+-  Git Revision: :yocto_git:`70dc28ac287bf35541270cae1d99130a0f6b7b5f </poky/commit/?id=70dc28ac287bf35541270cae1d99130a0f6b7b5f>`
+-  Release Artefact: poky-70dc28ac287bf35541270cae1d99130a0f6b7b5f
+-  sha: 63f1d3d47a28bd9b41c89db6e1f2657c04233a00d10210795e766c0bc265d766
+-  Download Locations:
+   https://downloads.yoctoproject.org/releases/yocto/yocto-5.1.4/poky-70dc28ac287bf35541270cae1d99130a0f6b7b5f.tar.bz2
+   https://mirrors.kernel.org/yocto/yocto/yocto-5.1.4/poky-70dc28ac287bf35541270cae1d99130a0f6b7b5f.tar.bz2
+
+openembedded-core
+
+-  Repository Location: :oe_git:`/openembedded-core`
+-  Branch: :oe_git:`styhead </openembedded-core/log/?h=styhead>`
+-  Tag:  :oe_git:`yocto-5.1.4 </openembedded-core/log/?h=yocto-5.1.4>`
+-  Git Revision: :oe_git:`2d94f4b8a852dc761f89e5106347e239382df5fb </openembedded-core/commit/?id=2d94f4b8a852dc761f89e5106347e239382df5fb>`
+-  Release Artefact: oecore-2d94f4b8a852dc761f89e5106347e239382df5fb
+-  sha: 344ac23f814c049d69b06cee42c43b7b422506ce84397406caef09becb2555bf
+-  Download Locations:
+   https://downloads.yoctoproject.org/releases/yocto/yocto-5.1.4/oecore-2d94f4b8a852dc761f89e5106347e239382df5fb.tar.bz2
+   https://mirrors.kernel.org/yocto/yocto/yocto-5.1.4/oecore-2d94f4b8a852dc761f89e5106347e239382df5fb.tar.bz2
+
+meta-mingw
+
+-  Repository Location: :yocto_git:`/meta-mingw`
+-  Branch: :yocto_git:`styhead </meta-mingw/log/?h=styhead>`
+-  Tag:  :yocto_git:`yocto-5.1.4 </meta-mingw/log/?h=yocto-5.1.4>`
+-  Git Revision: :yocto_git:`77fe18d4f8ec34501045c5d92ce7e13b1bd129e9 </meta-mingw/commit/?id=77fe18d4f8ec34501045c5d92ce7e13b1bd129e9>`
+-  Release Artefact: meta-mingw-77fe18d4f8ec34501045c5d92ce7e13b1bd129e9
+-  sha: 4c7f8100a3675d9863e51825def3df5b263ffc81cd57bae26eedbc156d771534
+-  Download Locations:
+   https://downloads.yoctoproject.org/releases/yocto/yocto-5.1.4/meta-mingw-77fe18d4f8ec34501045c5d92ce7e13b1bd129e9.tar.bz2
+   https://mirrors.kernel.org/yocto/yocto/yocto-5.1.4/meta-mingw-77fe18d4f8ec34501045c5d92ce7e13b1bd129e9.tar.bz2
+
+bitbake
+
+-  Repository Location: :oe_git:`/bitbake`
+-  Branch: :oe_git:`2.10 </bitbake/log/?h=2.10>`
+-  Tag:  :oe_git:`yocto-5.1.4 </bitbake/log/?h=yocto-5.1.4>`
+-  Git Revision: :oe_git:`82b9f42126983579da03bdbb4e3ebf07346118a7 </bitbake/commit/?id=82b9f42126983579da03bdbb4e3ebf07346118a7>`
+-  Release Artefact: bitbake-82b9f42126983579da03bdbb4e3ebf07346118a7
+-  sha: 209d62c5262f2287af60e7fe2343c29ab25b5088de4da71de89016e75900285a
+-  Download Locations:
+   https://downloads.yoctoproject.org/releases/yocto/yocto-5.1.4/bitbake-82b9f42126983579da03bdbb4e3ebf07346118a7.tar.bz2
+   https://mirrors.kernel.org/yocto/yocto/yocto-5.1.4/bitbake-82b9f42126983579da03bdbb4e3ebf07346118a7.tar.bz2
+
+yocto-docs
+
+-  Repository Location: :yocto_git:`/yocto-docs`
+-  Branch: :yocto_git:`styhead </yocto-docs/log/?h=styhead>`
+-  Tag: :yocto_git:`yocto-5.1.4 </yocto-docs/log/?h=yocto-5.1.4>`
+-  Git Revision: :yocto_git:`f0324b8f14881227336f84325cdebd0518e17796 </yocto-docs/commit/?id=f0324b8f14881227336f84325cdebd0518e17796>`
+