diff --git a/sdk_container/src/third_party/coreos-overlay/changelog/updates/2022-01-03-linux-5.15.12-update.md b/sdk_container/src/third_party/coreos-overlay/changelog/updates/2022-01-03-linux-5.15.12-update.md
new file mode 100644
index 0000000000..b0be10f3a7
--- /dev/null
+++ b/sdk_container/src/third_party/coreos-overlay/changelog/updates/2022-01-03-linux-5.15.12-update.md
@@ -0,0 +1 @@
+- Linux ([5.15.12](https://lwn.net/Articles/879997) (includes [5.15.11](https://lwn.net/Articles/879496)))
diff --git a/sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-kernel/coreos-kernel-5.15.10.ebuild b/sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-kernel/coreos-kernel-5.15.12.ebuild
similarity index 100%
rename from sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-kernel/coreos-kernel-5.15.10.ebuild
rename to sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-kernel/coreos-kernel-5.15.12.ebuild
diff --git a/sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-modules/coreos-modules-5.15.10.ebuild b/sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-modules/coreos-modules-5.15.12.ebuild
similarity index 100%
rename from sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-modules/coreos-modules-5.15.10.ebuild
rename to sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-modules/coreos-modules-5.15.12.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 fe1ecf045e..492c6f9d3a 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-5.15.tar.xz 121913744 BLAKE2B 3921274b23f7938abdf3ed9334534b4581e13d7484303d3a5280eddb038999aaa8b836666a487472d9c4a219af0f06b9fecccaf348fb5510ab8762f4ef4b7e83 SHA512 d25ad40b5bcd6a4c6042fd0fd84e196e7a58024734c3e9a484fd0d5d54a0c1d87db8a3c784eff55e43b6f021709dc685eb0efa18d2aec327e4f88a79f405705a
-DIST patch-5.15.10.xz 547584 BLAKE2B 1eb888fb5473fc44da94d4fd9a15b7614fa50bbc88d70745dac766ce278b7ad5bbbe0f52c359bb5430b302c6dfbc6f0583c057b3a2ab74b26d1f41011cc5c353 SHA512 c24609831cb7eedfdf75856416924ff40b0cdaf533ac70d89a7b43a57f09424571cbccbc85a6e76586680fc6a3302478a73f7517b85ae1693972edc2d8d6673f
+DIST patch-5.15.12.xz 620100 BLAKE2B 8ac09e5cff7465641818e24e846a014bc936e2e2f61b7d1973319d5665d45acd6be24d28430173b5646e80cf67351044165b949575baf76ccdfb46ae34fc1468 SHA512 0e2dbfa675f00ddcb72369d1aed76470ed37a0968856e00d620bdc4bc7891a1646b4f9dcf864a57c26a5b9ab6afec43c8a62ad5c7e0549aaf0e8bae2852a752b
diff --git a/sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-sources/coreos-sources-5.15.10.ebuild b/sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-sources/coreos-sources-5.15.12.ebuild
similarity index 100%
rename from sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-sources/coreos-sources-5.15.10.ebuild
rename to sdk_container/src/third_party/coreos-overlay/sys-kernel/coreos-sources/coreos-sources-5.15.12.ebuild