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Enable slab_debug=FZ

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Raja Grewal 2024-08-05 14:27:17 +10:00
parent fa9091869d
commit aa34d86598
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2 changed files with 3 additions and 5 deletions
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etc/default/grub.d/40_kernel_hardening.cfg
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@ -37,11 +37,9 @@ GRUB_CMDLINE_LINUX="$GRUB_CMDLINE_LINUX slab_nomerge"
## https://www.kernel.org/doc/html/latest/mm/slub.html
## https://lore.kernel.org/all/20210601182202.3011020-5-swboyd@chromium.org/T/#u
## https://gitlab.tails.boum.org/tails/tails/-/issues/19613
##
## The default kernel setting will be utilized until provided sufficient evidence to modify.
## https://github.com/Kicksecure/security-misc/issues/253
##
#GRUB_CMDLINE_LINUX="$GRUB_CMDLINE_LINUX slab_debug=FZ"
GRUB_CMDLINE_LINUX="$GRUB_CMDLINE_LINUX slab_debug=FZ"
## Zero memory at allocation time and free time.
## Fills newly allocated pages, freed pages, and heap objects with zeros.