diff --git a/linux/Config.in b/linux/Config.in
index 628fc91094..0bf8d0ab02 100644
--- a/linux/Config.in
+++ b/linux/Config.in
@@ -141,7 +141,7 @@ config BR2_LINUX_KERNEL_CUSTOM_REPO_GIT_SUBMODULES
 
 config BR2_LINUX_KERNEL_VERSION
 	string
-	default "6.18.2" if BR2_LINUX_KERNEL_LATEST_VERSION
+	default "6.18.3" if BR2_LINUX_KERNEL_LATEST_VERSION
 	default "5.10.162-cip24" if BR2_LINUX_KERNEL_LATEST_CIP_VERSION
 	default "5.10.162-cip24-rt10" if BR2_LINUX_KERNEL_LATEST_CIP_RT_VERSION
 	default BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE \
diff --git a/linux/linux.hash b/linux/linux.hash
index 733ef50d8e..45437f8796 100644
--- a/linux/linux.hash
+++ b/linux/linux.hash
@@ -1,6 +1,6 @@
 # From https://www.kernel.org/pub/linux/kernel/v6.x/sha256sums.asc
-sha256  558c6bbab749492b34f99827fe807b0039a744693c21d3a7e03b3a48edaab96a  linux-6.18.2.tar.xz
-sha256  9502c5ffe4b894383c97abfccf74430a84732f04ee476b9c0d87635b29df7db3  linux-6.12.63.tar.xz
+sha256  7a8879167b89c4bae077d6f39c4f2130769f05dbdad2aad914adab9afb7d7f9a  linux-6.18.3.tar.xz
+sha256  d1ad94a33681148efe884f4028970d69e332f2b003f0e8be53a1d25de38e49a2  linux-6.12.64.tar.xz
 sha256  3da09b980bb404cc28793479bb2d6c636522679215ffa65a04c893575253e5e8  linux-6.6.119.tar.xz
 sha256  1f207ebe93980829ecc0a18b694816f22b715e9893767731651969a168342b9e  linux-6.1.159.tar.xz
 # From https://www.kernel.org/pub/linux/kernel/v5.x/sha256sums.asc
diff --git a/package/linux-headers/Config.in.host b/package/linux-headers/Config.in.host
index 05a4822636..f28ccaffe0 100644
--- a/package/linux-headers/Config.in.host
+++ b/package/linux-headers/Config.in.host
@@ -460,8 +460,8 @@ config BR2_DEFAULT_KERNEL_HEADERS
 	default "5.15.197"	if BR2_KERNEL_HEADERS_5_15
 	default "6.1.159"	if BR2_KERNEL_HEADERS_6_1
 	default "6.6.119"	if BR2_KERNEL_HEADERS_6_6
-	default "6.12.63"	if BR2_KERNEL_HEADERS_6_12
-	default "6.18.2"	if BR2_KERNEL_HEADERS_6_18
+	default "6.12.64"	if BR2_KERNEL_HEADERS_6_12
+	default "6.18.3"	if BR2_KERNEL_HEADERS_6_18
 	default BR2_DEFAULT_KERNEL_VERSION if BR2_KERNEL_HEADERS_VERSION
 	default "custom"	if BR2_KERNEL_HEADERS_CUSTOM_TARBALL
 	default BR2_KERNEL_HEADERS_CUSTOM_REPO_VERSION \