diff --git a/configs/zynqmp_kria_kd240_defconfig b/configs/zynqmp_kria_kd240_defconfig
index 600abb4b04..52359fcd07 100644
--- a/configs/zynqmp_kria_kd240_defconfig
+++ b/configs/zynqmp_kria_kd240_defconfig
@@ -4,14 +4,14 @@ BR2_TOOLCHAIN_EXTERNAL_BOOTLIN=y
 BR2_TOOLCHAIN_EXTERNAL_BOOTLIN_AARCH64_GLIBC_STABLE=y
 BR2_TOOLCHAIN_BARE_METAL_BUILDROOT=y
 BR2_TOOLCHAIN_BARE_METAL_BUILDROOT_ARCH="microblazeel-buildroot-elf"
-BR2_GLOBAL_PATCH_DIR="board/xilinx/xilinx_v2026.1/patches"
+BR2_GLOBAL_PATCH_DIR="board/xilinx/xilinx_v2026.1/patches board/xilinx/linux_6.18.40/patches"
 BR2_DOWNLOAD_FORCE_CHECK_HASHES=y
 BR2_ROOTFS_POST_BUILD_SCRIPT="board/zynqmp/post-build.sh"
 BR2_ROOTFS_POST_IMAGE_SCRIPT="board/zynqmp/post-image.sh"
 BR2_ROOTFS_POST_SCRIPT_ARGS="ttyPS1,115200 sda2"
 BR2_LINUX_KERNEL=y
 BR2_LINUX_KERNEL_CUSTOM_TARBALL=y
-BR2_LINUX_KERNEL_CUSTOM_TARBALL_LOCATION="$(call github,Xilinx,linux-xlnx,xlnx_rebase_v6.18_LTS_2026.1)/xlnx_rebase_v6.18_LTS_2026.1.tar.gz"
+BR2_LINUX_KERNEL_CUSTOM_TARBALL_LOCATION="$(call github,Xilinx,linux-xlnx,xlnx_rebase_v6.18_LTS_2026.1_update_merge_v6.18.40)/xlnx_rebase_v6.18_LTS_2026.1_update_merge_v6.18.40.tar.gz"
 BR2_LINUX_KERNEL_DEFCONFIG="xilinx"
 BR2_LINUX_KERNEL_DTS_SUPPORT=y
 BR2_LINUX_KERNEL_INTREE_DTS_NAME="xilinx/zynqmp-smk-k24-revA-sck-kd-g-revA"
diff --git a/configs/zynqmp_kria_kr260_defconfig b/configs/zynqmp_kria_kr260_defconfig
index 1895dc7261..bf5fdfe544 100644
--- a/configs/zynqmp_kria_kr260_defconfig
+++ b/configs/zynqmp_kria_kr260_defconfig
@@ -4,14 +4,14 @@ BR2_TOOLCHAIN_EXTERNAL_BOOTLIN=y
 BR2_TOOLCHAIN_EXTERNAL_BOOTLIN_AARCH64_GLIBC_STABLE=y
 BR2_TOOLCHAIN_BARE_METAL_BUILDROOT=y
 BR2_TOOLCHAIN_BARE_METAL_BUILDROOT_ARCH="microblazeel-buildroot-elf"
-BR2_GLOBAL_PATCH_DIR="board/xilinx/xilinx_v2026.1/patches"
+BR2_GLOBAL_PATCH_DIR="board/xilinx/xilinx_v2026.1/patches board/xilinx/linux_6.18.40/patches"
 BR2_DOWNLOAD_FORCE_CHECK_HASHES=y
 BR2_ROOTFS_POST_BUILD_SCRIPT="board/zynqmp/post-build.sh"
 BR2_ROOTFS_POST_IMAGE_SCRIPT="board/zynqmp/post-image.sh"
 BR2_ROOTFS_POST_SCRIPT_ARGS="ttyPS1,115200 sda2"
 BR2_LINUX_KERNEL=y
 BR2_LINUX_KERNEL_CUSTOM_TARBALL=y
-BR2_LINUX_KERNEL_CUSTOM_TARBALL_LOCATION="$(call github,Xilinx,linux-xlnx,xlnx_rebase_v6.18_LTS_2026.1)/xlnx_rebase_v6.18_LTS_2026.1.tar.gz"
+BR2_LINUX_KERNEL_CUSTOM_TARBALL_LOCATION="$(call github,Xilinx,linux-xlnx,xlnx_rebase_v6.18_LTS_2026.1_update_merge_v6.18.40)/xlnx_rebase_v6.18_LTS_2026.1_update_merge_v6.18.40.tar.gz"
 BR2_LINUX_KERNEL_DEFCONFIG="xilinx"
 BR2_LINUX_KERNEL_DTS_SUPPORT=y
 BR2_LINUX_KERNEL_INTREE_DTS_NAME="xilinx/zynqmp-smk-k26-revA-sck-kr-g-revB"
diff --git a/configs/zynqmp_kria_kv260_defconfig b/configs/zynqmp_kria_kv260_defconfig
index 7a87463365..a0a1d3557b 100644
--- a/configs/zynqmp_kria_kv260_defconfig
+++ b/configs/zynqmp_kria_kv260_defconfig
@@ -4,14 +4,14 @@ BR2_TOOLCHAIN_EXTERNAL_BOOTLIN=y
 BR2_TOOLCHAIN_EXTERNAL_BOOTLIN_AARCH64_GLIBC_STABLE=y
 BR2_TOOLCHAIN_BARE_METAL_BUILDROOT=y
 BR2_TOOLCHAIN_BARE_METAL_BUILDROOT_ARCH="microblazeel-buildroot-elf"
-BR2_GLOBAL_PATCH_DIR="board/xilinx/xilinx_v2026.1/patches"
+BR2_GLOBAL_PATCH_DIR="board/xilinx/xilinx_v2026.1/patches board/xilinx/linux_6.18.40/patches"
 BR2_DOWNLOAD_FORCE_CHECK_HASHES=y
 BR2_ROOTFS_POST_BUILD_SCRIPT="board/zynqmp/post-build.sh"
 BR2_ROOTFS_POST_IMAGE_SCRIPT="board/zynqmp/post-image.sh"
 BR2_ROOTFS_POST_SCRIPT_ARGS="ttyPS1,115200 mmcblk1p2"
 BR2_LINUX_KERNEL=y
 BR2_LINUX_KERNEL_CUSTOM_TARBALL=y
-BR2_LINUX_KERNEL_CUSTOM_TARBALL_LOCATION="$(call github,Xilinx,linux-xlnx,xlnx_rebase_v6.18_LTS_2026.1)/xlnx_rebase_v6.18_LTS_2026.1.tar.gz"
+BR2_LINUX_KERNEL_CUSTOM_TARBALL_LOCATION="$(call github,Xilinx,linux-xlnx,xlnx_rebase_v6.18_LTS_2026.1_update_merge_v6.18.40)/xlnx_rebase_v6.18_LTS_2026.1_update_merge_v6.18.40.tar.gz"
 BR2_LINUX_KERNEL_DEFCONFIG="xilinx"
 BR2_LINUX_KERNEL_DTS_SUPPORT=y
 BR2_LINUX_KERNEL_INTREE_DTS_NAME="xilinx/zynqmp-smk-k26-revA-sck-kv-g-revB"
diff --git a/configs/zynqmp_zcu102_defconfig b/configs/zynqmp_zcu102_defconfig
index 77e69cf014..623d37140d 100644
--- a/configs/zynqmp_zcu102_defconfig
+++ b/configs/zynqmp_zcu102_defconfig
@@ -4,14 +4,14 @@ BR2_TOOLCHAIN_EXTERNAL_BOOTLIN=y
 BR2_TOOLCHAIN_EXTERNAL_BOOTLIN_AARCH64_GLIBC_STABLE=y
 BR2_TOOLCHAIN_BARE_METAL_BUILDROOT=y
 BR2_TOOLCHAIN_BARE_METAL_BUILDROOT_ARCH="microblazeel-buildroot-elf"
-BR2_GLOBAL_PATCH_DIR="board/xilinx/xilinx_v2026.1/patches"
+BR2_GLOBAL_PATCH_DIR="board/xilinx/xilinx_v2026.1/patches board/xilinx/linux_6.18.40/patches"
 BR2_DOWNLOAD_FORCE_CHECK_HASHES=y
 BR2_ROOTFS_POST_BUILD_SCRIPT="board/zynqmp/post-build.sh"
 BR2_ROOTFS_POST_IMAGE_SCRIPT="board/zynqmp/post-image.sh"
 BR2_ROOTFS_POST_SCRIPT_ARGS="ttyPS0,115200 mmcblk0p2"
 BR2_LINUX_KERNEL=y
 BR2_LINUX_KERNEL_CUSTOM_TARBALL=y
-BR2_LINUX_KERNEL_CUSTOM_TARBALL_LOCATION="$(call github,Xilinx,linux-xlnx,xlnx_rebase_v6.18_LTS_2026.1)/xlnx_rebase_v6.18_LTS_2026.1.tar.gz"
+BR2_LINUX_KERNEL_CUSTOM_TARBALL_LOCATION="$(call github,Xilinx,linux-xlnx,xlnx_rebase_v6.18_LTS_2026.1_update_merge_v6.18.40)/xlnx_rebase_v6.18_LTS_2026.1_update_merge_v6.18.40.tar.gz"
 BR2_LINUX_KERNEL_DEFCONFIG="xilinx"
 BR2_LINUX_KERNEL_DTS_SUPPORT=y
 BR2_LINUX_KERNEL_INTREE_DTS_NAME="xilinx/zynqmp-zcu102-rev1.0"
diff --git a/configs/zynqmp_zcu104_defconfig b/configs/zynqmp_zcu104_defconfig
index 985dfd01c4..68213bbabf 100644
--- a/configs/zynqmp_zcu104_defconfig
+++ b/configs/zynqmp_zcu104_defconfig
@@ -4,14 +4,14 @@ BR2_TOOLCHAIN_EXTERNAL_BOOTLIN=y
 BR2_TOOLCHAIN_EXTERNAL_BOOTLIN_AARCH64_GLIBC_STABLE=y
 BR2_TOOLCHAIN_BARE_METAL_BUILDROOT=y
 BR2_TOOLCHAIN_BARE_METAL_BUILDROOT_ARCH="microblazeel-buildroot-elf"
-BR2_GLOBAL_PATCH_DIR="board/xilinx/xilinx_v2026.1/patches"
+BR2_GLOBAL_PATCH_DIR="board/xilinx/xilinx_v2026.1/patches board/xilinx/linux_6.18.40/patches"
 BR2_DOWNLOAD_FORCE_CHECK_HASHES=y
 BR2_ROOTFS_POST_BUILD_SCRIPT="board/zynqmp/post-build.sh"
 BR2_ROOTFS_POST_IMAGE_SCRIPT="board/zynqmp/post-image.sh"
 BR2_ROOTFS_POST_SCRIPT_ARGS="ttyPS0,115200 mmcblk0p2"
 BR2_LINUX_KERNEL=y
 BR2_LINUX_KERNEL_CUSTOM_TARBALL=y
-BR2_LINUX_KERNEL_CUSTOM_TARBALL_LOCATION="$(call github,Xilinx,linux-xlnx,xlnx_rebase_v6.18_LTS_2026.1)/xlnx_rebase_v6.18_LTS_2026.1.tar.gz"
+BR2_LINUX_KERNEL_CUSTOM_TARBALL_LOCATION="$(call github,Xilinx,linux-xlnx,xlnx_rebase_v6.18_LTS_2026.1_update_merge_v6.18.40)/xlnx_rebase_v6.18_LTS_2026.1_update_merge_v6.18.40.tar.gz"
 BR2_LINUX_KERNEL_DEFCONFIG="xilinx"
 BR2_LINUX_KERNEL_DTS_SUPPORT=y
 BR2_LINUX_KERNEL_INTREE_DTS_NAME="xilinx/zynqmp-zcu104-revC"
diff --git a/configs/zynqmp_zcu106_defconfig b/configs/zynqmp_zcu106_defconfig
index ddacd2d98e..da3af3c6bb 100644
--- a/configs/zynqmp_zcu106_defconfig
+++ b/configs/zynqmp_zcu106_defconfig
@@ -4,14 +4,14 @@ BR2_TOOLCHAIN_EXTERNAL_BOOTLIN=y
 BR2_TOOLCHAIN_EXTERNAL_BOOTLIN_AARCH64_GLIBC_STABLE=y
 BR2_TOOLCHAIN_BARE_METAL_BUILDROOT=y
 BR2_TOOLCHAIN_BARE_METAL_BUILDROOT_ARCH="microblazeel-buildroot-elf"
-BR2_GLOBAL_PATCH_DIR="board/xilinx/xilinx_v2026.1/patches"
+BR2_GLOBAL_PATCH_DIR="board/xilinx/xilinx_v2026.1/patches board/xilinx/linux_6.18.40/patches"
 BR2_DOWNLOAD_FORCE_CHECK_HASHES=y
 BR2_ROOTFS_POST_BUILD_SCRIPT="board/zynqmp/post-build.sh"
 BR2_ROOTFS_POST_IMAGE_SCRIPT="board/zynqmp/post-image.sh"
 BR2_ROOTFS_POST_SCRIPT_ARGS="ttyPS0,115200 mmcblk0p2"
 BR2_LINUX_KERNEL=y
 BR2_LINUX_KERNEL_CUSTOM_TARBALL=y
-BR2_LINUX_KERNEL_CUSTOM_TARBALL_LOCATION="$(call github,Xilinx,linux-xlnx,xlnx_rebase_v6.18_LTS_2026.1)/xlnx_rebase_v6.18_LTS_2026.1.tar.gz"
+BR2_LINUX_KERNEL_CUSTOM_TARBALL_LOCATION="$(call github,Xilinx,linux-xlnx,xlnx_rebase_v6.18_LTS_2026.1_update_merge_v6.18.40)/xlnx_rebase_v6.18_LTS_2026.1_update_merge_v6.18.40.tar.gz"
 BR2_LINUX_KERNEL_DEFCONFIG="xilinx"
 BR2_LINUX_KERNEL_DTS_SUPPORT=y
 BR2_LINUX_KERNEL_INTREE_DTS_NAME="xilinx/zynqmp-zcu106-revA"