diff --git a/rules/linux-kernel.mk b/rules/linux-kernel.mk
index 5a217c667d..6983dbf181 100644
--- a/rules/linux-kernel.mk
+++ b/rules/linux-kernel.mk
@@ -3,7 +3,7 @@
 KVERSION_SHORT = 4.9.0-9-2
 KVERSION = $(KVERSION_SHORT)-amd64
 KERNEL_VERSION = 4.9.168
-KERNEL_SUBVERSION = 1+deb9u2
+KERNEL_SUBVERSION = 1+deb9u3
 
 export KVERSION_SHORT KVERSION KERNEL_VERSION KERNEL_SUBVERSION
 
diff --git a/src/sonic-linux-kernel b/src/sonic-linux-kernel
index e57148b92d..51f4ece36d 160000
--- a/src/sonic-linux-kernel
+++ b/src/sonic-linux-kernel
@@ -1 +1 @@
-Subproject commit e57148b92d1eb54784177df9e816bb15b98e6a03
+Subproject commit 51f4ece36d2436d624dcf5f9441bb17cd38cb108