diff --git a/pkgs/os-specific/linux/kernel/linux-3.18.nix b/pkgs/os-specific/linux/kernel/linux-3.18.nix
index 727126de388..5ecfdefa97d 100644
--- a/pkgs/os-specific/linux/kernel/linux-3.18.nix
+++ b/pkgs/os-specific/linux/kernel/linux-3.18.nix
@@ -1,12 +1,12 @@
 { stdenv, fetchurl, perl, buildLinux, ... } @ args:
 
 import ./generic.nix (args // rec {
-  version = "3.18.45";
+  version = "3.18.47";
   extraMeta.branch = "3.18";
 
   src = fetchurl {
     url = "mirror://kernel/linux/kernel/v3.x/linux-${version}.tar.xz";
-    sha256 = "1qwvqrlzpf57zvh57dsdk4c4swgbasf2ab75vcn2py8l7jl6rxf0";
+    sha256 = "1d9gcr08i6jlm4h6gxmhkq3hjm2ysd1587wffj10ky7y6428dpdi";
   };
 
   kernelPatches = args.kernelPatches;
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 54a4ea580bc..a0c255b29fb 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -11214,7 +11214,6 @@ in
   linux_3_18 = callPackage ../os-specific/linux/kernel/linux-3.18.nix {
     kernelPatches =
       [ kernelPatches.bridge_stp_helper
-        kernelPatches.packet_fix_race_condition_CVE_2016_8655
       ]
       ++ lib.optionals ((platform.kernelArch or null) == "mips")
       [ kernelPatches.mips_fpureg_emu