diff --git a/recipes-kernel/linux/ast2400/defconfig b/recipes-kernel/linux/ast2400/defconfig
index 5c789d7..bc85ca8 100644
--- a/recipes-kernel/linux/ast2400/defconfig
+++ b/recipes-kernel/linux/ast2400/defconfig
@@ -21,8 +21,6 @@
 CONFIG_SLAB=y
 CONFIG_SLAB_FREELIST_RANDOM=y
 CONFIG_JUMP_LABEL=y
-CONFIG_GCC_PLUGINS=y
-CONFIG_CC_STACKPROTECTOR_STRONG=y
 CONFIG_STRICT_KERNEL_RWX=y
 # CONFIG_LBDAF is not set
 # CONFIG_BLK_DEV_BSG is not set
@@ -41,8 +39,6 @@
 # CONFIG_ATAGS is not set
 CONFIG_ZBOOT_ROM_TEXT=0x0
 CONFIG_ZBOOT_ROM_BSS=0x0
-CONFIG_ARM_APPENDED_DTB=y
-CONFIG_ARM_ATAG_DTB_COMPAT=y
 CONFIG_KEXEC=y
 # CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS is not set
 CONFIG_NET=y
@@ -80,7 +76,6 @@
 CONFIG_MTD_UBI_FASTMAP=y
 CONFIG_MTD_UBI_BLOCK=y
 CONFIG_BLK_DEV_LOOP=y
-CONFIG_BLK_DEV_RAM=y
 CONFIG_ASPEED_LPC_CTRL=y
 CONFIG_ASPEED_LPC_SNOOP=y
 CONFIG_ASPEED_LPC_MBOX=y
@@ -91,8 +86,8 @@
 # CONFIG_NET_VENDOR_AMAZON is not set
 # CONFIG_NET_VENDOR_AQUANTIA is not set
 # CONFIG_NET_VENDOR_ARC is not set
-# CONFIG_NET_CADENCE is not set
 # CONFIG_NET_VENDOR_BROADCOM is not set
+# CONFIG_NET_CADENCE is not set
 # CONFIG_NET_VENDOR_CIRRUS is not set
 # CONFIG_NET_VENDOR_CORTINA is not set
 # CONFIG_NET_VENDOR_EZCHIP is not set
@@ -103,6 +98,7 @@
 # CONFIG_NET_VENDOR_MARVELL is not set
 # CONFIG_NET_VENDOR_MELLANOX is not set
 # CONFIG_NET_VENDOR_MICREL is not set
+# CONFIG_NET_VENDOR_MICROSEMI is not set
 # CONFIG_NET_VENDOR_NATSEMI is not set
 # CONFIG_NET_VENDOR_NETRONOME is not set
 # CONFIG_NET_VENDOR_NI is not set
@@ -115,9 +111,9 @@
 # CONFIG_NET_VENDOR_SMSC is not set
 # CONFIG_NET_VENDOR_SOCIONEXT is not set
 # CONFIG_NET_VENDOR_STMICRO is not set
+# CONFIG_NET_VENDOR_SYNOPSYS is not set
 # CONFIG_NET_VENDOR_VIA is not set
 # CONFIG_NET_VENDOR_WIZNET is not set
-# CONFIG_NET_VENDOR_SYNOPSYS is not set
 CONFIG_BROADCOM_PHY=y
 CONFIG_REALTEK_PHY=y
 # CONFIG_USB_NET_DRIVERS is not set
@@ -192,6 +188,7 @@
 CONFIG_LEDS_TRIGGER_DEFAULT_ON=y
 CONFIG_RTC_CLASS=y
 CONFIG_RTC_DRV_DS1307=y
+# CONFIG_RTC_DRV_DS1307_HWMON is not set
 CONFIG_RTC_DRV_PCF8523=y
 CONFIG_RTC_DRV_RV8803=y
 # CONFIG_VIRTIO_MENU is not set
diff --git a/recipes-kernel/linux/ast2500/defconfig b/recipes-kernel/linux/ast2500/defconfig
index 12234df..b477200 100755
--- a/recipes-kernel/linux/ast2500/defconfig
+++ b/recipes-kernel/linux/ast2500/defconfig
@@ -21,9 +21,8 @@
 CONFIG_SLAB=y
 CONFIG_SLAB_FREELIST_RANDOM=y
 CONFIG_JUMP_LABEL=y
-CONFIG_GCC_PLUGINS=y
-CONFIG_CC_STACKPROTECTOR_STRONG=y
 CONFIG_STRICT_KERNEL_RWX=y
+CONFIG_GCC_PLUGINS=y
 # CONFIG_LBDAF is not set
 # CONFIG_BLK_DEV_BSG is not set
 # CONFIG_BLK_DEBUG_FS is not set
@@ -90,8 +89,10 @@
 # CONFIG_NET_VENDOR_AMAZON is not set
 # CONFIG_NET_VENDOR_AQUANTIA is not set
 # CONFIG_NET_VENDOR_ARC is not set
-# CONFIG_NET_CADENCE is not set
+# CONFIG_NET_VENDOR_AURORA is not set
 # CONFIG_NET_VENDOR_BROADCOM is not set
+# CONFIG_NET_VENDOR_CADENCE is not set
+# CONFIG_NET_VENDOR_CAVIUM is not set
 # CONFIG_NET_VENDOR_CIRRUS is not set
 # CONFIG_NET_VENDOR_CORTINA is not set
 # CONFIG_NET_VENDOR_EZCHIP is not set
@@ -102,6 +103,7 @@
 # CONFIG_NET_VENDOR_MARVELL is not set
 # CONFIG_NET_VENDOR_MELLANOX is not set
 # CONFIG_NET_VENDOR_MICREL is not set
+# CONFIG_NET_VENDOR_MICROSEMI is not set
 # CONFIG_NET_VENDOR_NATSEMI is not set
 # CONFIG_NET_VENDOR_NETRONOME is not set
 # CONFIG_NET_VENDOR_NI is not set
@@ -114,9 +116,9 @@
 # CONFIG_NET_VENDOR_SMSC is not set
 # CONFIG_NET_VENDOR_SOCIONEXT is not set
 # CONFIG_NET_VENDOR_STMICRO is not set
+# CONFIG_NET_VENDOR_SYNOPSYS is not set
 # CONFIG_NET_VENDOR_VIA is not set
 # CONFIG_NET_VENDOR_WIZNET is not set
-# CONFIG_NET_VENDOR_SYNOPSYS is not set
 CONFIG_BROADCOM_PHY=y
 CONFIG_REALTEK_PHY=y
 # CONFIG_USB_NET_DRIVERS is not set
diff --git a/recipes-kernel/linux/linux-aspeed_git.bb b/recipes-kernel/linux/linux-aspeed_git.bb
index d719ac7..46884a3 100644
--- a/recipes-kernel/linux/linux-aspeed_git.bb
+++ b/recipes-kernel/linux/linux-aspeed_git.bb
@@ -1,6 +1,6 @@
-KBRANCH ?= "dev-4.17"
-LINUX_VERSION ?= "4.17.18"
+KBRANCH ?= "dev-4.18"
+LINUX_VERSION ?= "4.18.5"
 
-SRCREV="80d901318acc389e6e09698a8927bf6eb29da314"
+SRCREV="b9bdffdd891707c4d6995fbc7118fdb9ea426c47"
 
 require linux-aspeed.inc