diff --git a/sdk_container/src/third_party/coreos-overlay/profiles/coreos/base/package.accept_keywords b/sdk_container/src/third_party/coreos-overlay/profiles/coreos/base/package.accept_keywords
index 351e238ede..1fd5276137 100644
--- a/sdk_container/src/third_party/coreos-overlay/profiles/coreos/base/package.accept_keywords
+++ b/sdk_container/src/third_party/coreos-overlay/profiles/coreos/base/package.accept_keywords
@@ -97,6 +97,10 @@ sys-apps/zram-generator ~amd64 ~arm64
 # Keep versions on both arches in sync.
 =sys-firmware/edk2-aarch64-18.02 **
 
+# Needed to fix CVE-2023-22655, CVE-2023-28746, CVE-2023-38575,
+# CVE-2023-39368 and CVE-2023-43490.
+=sys-firmware/intel-microcode-20240312_p20240312 ~amd64
+
 # Needed to fix CVE-2023-29491.
 =sys-libs/ncurses-6.4_p20230527 ~amd64 ~arm64