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move grub quiet to separate config file /etc/default/grub.d/41_quiet.cfg

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Patrick Schleizer 2021-09-06 08:19:41 -04:00
parent bb3a3178f1
commit 49902b8c56
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2 changed files with 9 additions and 7 deletions
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7
etc/default/grub.d/40_kernel_hardening.cfg
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@ -60,13 +60,6 @@ fi
## https://github.com/anthraxx/linux-hardened
GRUB_CMDLINE_LINUX="$GRUB_CMDLINE_LINUX extra_latent_entropy"
## Prevent kernel info leaks in console during boot.
## https://phabricator.whonix.org/T950
## LANG=C str_replace is provided by package helper-scripts.
## Remove "quiet" from GRUB_CMDLINE_LINUX_DEFAULT because "quiet" must be first.
GRUB_CMDLINE_LINUX_DEFAULT="$(echo "$GRUB_CMDLINE_LINUX_DEFAULT" | LANG=C str_replace "quiet" "")"
GRUB_CMDLINE_LINUX="$GRUB_CMDLINE_LINUX quiet loglevel=0"
## Restrict access to debugfs since it can contain a lot of sensitive information.
## https://lkml.org/lkml/2020/7/16/122
## https://github.com/torvalds/linux/blob/fb1201aececc59990b75ef59fca93ae4aa1e1444/Documentation/admin-guide/kernel-parameters.txt#L835-L848

9
etc/default/grub.d/41_quiet.cfg Normal file
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@ -0,0 +1,9 @@
## Copyright (C) 2019 - 2021 ENCRYPTED SUPPORT LP <adrelanos@whonix.org>
## See the file COPYING for copying conditions.
## Prevent kernel info leaks in console during boot.
## https://phabricator.whonix.org/T950
## LANG=C str_replace is provided by package helper-scripts.
## Remove "quiet" from GRUB_CMDLINE_LINUX_DEFAULT because "quiet" must be first.
GRUB_CMDLINE_LINUX_DEFAULT="$(echo "$GRUB_CMDLINE_LINUX_DEFAULT" | LANG=C str_replace "quiet" "")"
GRUB_CMDLINE_LINUX="$GRUB_CMDLINE_LINUX quiet loglevel=0"