diff --git a/changelog/updates/2025-12-19-linux-6.12.63-update.md b/changelog/updates/2025-12-19-linux-6.12.63-update.md
new file mode 100644
index 00000000000..35b060d1938
--- /dev/null
+++ b/changelog/updates/2025-12-19-linux-6.12.63-update.md
@@ -0,0 +1 @@
+- Linux ([6.12.63](https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/tag/?h=v6.12.63))
diff --git a/sdk_container/src/third_party/coreos-overlay/app-emulation/hv-daemons/hv-daemons-6.12.62.ebuild b/sdk_container/src/third_party/coreos-overlay/app-emulation/hv-daemons/hv-daemons-6.12.63.ebuild
similarity index 100%
rename from sdk_container/src/third_party/coreos-overlay/app-emulation/hv-daemons/hv-daemons-6.12.62.ebuild
rename to sdk_container/src/third_party/coreos-overlay/app-emulation/hv-daemons/hv-daemons-6.12.63.ebuild
diff --git a/sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-kernel/coreos-kernel-6.12.62.ebuild b/sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-kernel/coreos-kernel-6.12.63.ebuild
similarity index 100%
rename from sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-kernel/coreos-kernel-6.12.62.ebuild
rename to sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-kernel/coreos-kernel-6.12.63.ebuild
diff --git a/sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-modules/coreos-modules-6.12.62.ebuild b/sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-modules/coreos-modules-6.12.63.ebuild
similarity index 100%
rename from sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-modules/coreos-modules-6.12.62.ebuild
rename to sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-modules/coreos-modules-6.12.63.ebuild
diff --git a/sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-sources/Manifest b/sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-sources/Manifest
index 6ac6e1a5888..624a1e4ad77 100644
--- a/sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-sources/Manifest
+++ b/sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-sources/Manifest
@@ -1,2 +1,2 @@
 DIST linux-6.12.tar.xz 147906904 BLAKE2B b2ec2fc69218cacabbbe49f78384a5d259ca581b717617c12b000b16f4a4c59ee348ea886b37147f5f70fb9a7a01c1e2c8f19021078f6b23f5bc62d1c48d5e5e SHA512 a37b1823df7b4f72542f689b65882634740ba0401a42fdcf6601d9efd2e132e5a7650e70450ba76f6cd1f13ca31180f2ccee9d54fe4df89bc0000ade4380a548
-DIST patch-6.12.62.xz 3513124 BLAKE2B 26859581d5f20c3e06fb97677919fc8ca3038309cddc1ff042b8467088dbfae463c3e2ae9ccfb57b97079fd80342a10009b8fed0faaa1e2872988898e8a23b69 SHA512 44cbe57f40584e5ac3577c8d2820e81e9d8da225e9ba158f160421cc139f4a21e5af4064b2810c0c2f2b92aa9d3c4ca5be2d5e63cb4a150e2cdb882e4f4b6557
+DIST patch-6.12.63.xz 3592380 BLAKE2B fa3c4052b06ad8b2793401040cd93bed542f46e22534597c5371add84173fe11beda6a789a8523a800d9d8813a38ebf6eb2066968b4dc08a29b9741d3a6086d8 SHA512 cf7a06f423cdde52a1a81defccf3c8533c91126be1965a279949a5ff4b91c39aad0863bd2a1582c9ef7ffdf80ee1534838d4f554e6b58a9833780e79747a04f8
diff --git a/sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-sources/coreos-sources-6.12.62.ebuild b/sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-sources/coreos-sources-6.12.63.ebuild
similarity index 100%
rename from sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-sources/coreos-sources-6.12.62.ebuild
rename to sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-sources/coreos-sources-6.12.63.ebuild