base-files: Mount debugfs and pstore with nosuid,nodev,noexec

These permissions are not needed. Systemd also mounts these file systems
without these permissions on other Linux distributions.

Dropping these permissions should make the system more secure.

Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
Link: https://github.com/openwrt/openwrt/pull/16960
Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
(cherry picked from commit b88d51898d126d2f918cb476d4158e9fcd62492c)
Link: https://github.com/openwrt/openwrt/pull/17097
Signed-off-by: Petr Štetiar <ynezz@true.cz>
This commit is contained in:
Hauke Mehrtens 2024-11-14 21:46:36 +01:00 committed by Petr Štetiar
parent 71d60c6983
commit 7d4be068da
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@ -35,9 +35,9 @@ boot() {
mkdir -p /tmp/resolv.conf.d
touch /tmp/resolv.conf.d/resolv.conf.auto
ln -sf /tmp/resolv.conf.d/resolv.conf.auto /tmp/resolv.conf
grep -q debugfs /proc/filesystems && /bin/mount -o noatime -t debugfs debugfs /sys/kernel/debug
grep -q debugfs /proc/filesystems && /bin/mount -o nosuid,nodev,noexec,noatime -t debugfs debugfs /sys/kernel/debug
grep -q bpf /proc/filesystems && /bin/mount -o nosuid,nodev,noexec,noatime,mode=0700 -t bpf bpffs /sys/fs/bpf
grep -q pstore /proc/filesystems && /bin/mount -o noatime -t pstore pstore /sys/fs/pstore
grep -q pstore /proc/filesystems && /bin/mount -o nosuid,nodev,noexec,noatime -t pstore pstore /sys/fs/pstore
[ "$FAILSAFE" = "true" ] && touch /tmp/.failsafe
touch /tmp/.config_pending