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authorJoachim Fasting <joachifm@fastmail.fm>2017-04-30 01:22:32 +0200
committerJoachim Fasting <joachifm@fastmail.fm>2017-04-30 12:05:40 +0200
commit8c98e8ca2fe65add522235e50e2ea506c8d0942b (patch)
treee77f17e7a84e66e97e88fea5625fbcafcad48a2c /nixos/modules/profiles
parent62f2a1c2be9f6308ed21aaeed9aa0afbc3a93fc9 (diff)
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nixos/hardened profile: use the linux_hardened kernel
Diffstat (limited to 'nixos/modules/profiles')
-rw-r--r--nixos/modules/profiles/hardened.nix5
1 files changed, 5 insertions, 0 deletions
diff --git a/nixos/modules/profiles/hardened.nix b/nixos/modules/profiles/hardened.nix
index ae0a42e8dee1..13084b7f082e 100644
--- a/nixos/modules/profiles/hardened.nix
+++ b/nixos/modules/profiles/hardened.nix
@@ -6,6 +6,8 @@
 with lib;
 
 {
+  boot.kernelPackages = mkDefault pkgs.linuxPackages_hardened;
+
   security.hideProcessInformation = mkDefault true;
 
   security.lockKernelModules = mkDefault true;
@@ -13,6 +15,9 @@ with lib;
   security.apparmor.enable = mkDefault true;
 
   boot.kernelParams = [
+    # Overwrite free'd memory
+    "page_poison=1"
+
     # Disable legacy virtual syscalls
     "vsyscall=none"
   ];