nixos-config/hosts/candlekeep/kernel.nix
2025-03-05 22:26:28 -05:00

27 lines
516 B
Nix

{
config,
pkgs,
stdenv,
...
}:
{
boot.kernelPackages = pkgs.linuxPackages_hardened;
boot.kernelParams = [
# Disable slab merging to prevent heap exploitation
"slab_nomerge"
# Enable zeroing memory during allocation and free time
"init_on_alloc=1"
"init_on_free=1"
# Randomize page allocator freelists
"page_alloc.shuffle=1"
# Mitigations
"pti=on"
"vsyscall=none"
"debugfs=off"
"oops=panic"
# Enable lockdown LSM
"lockdown=confidentiality"
];
}