Merge pull request #8627 from mdisec/security/harden-cups-browsed

Harden CUPS printer discovery
This commit is contained in:
Ryan Hughes
2026-08-29 02:19:53 -04:00
committed by GitHub
11 changed files with 465 additions and 12 deletions
+1 -1
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@@ -19,7 +19,7 @@ cliamp
cups
cups-browsed
cups-filters
cups-pdf
cups-pk-helper
ddcutil
docker
docker-buildx
+6 -4
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@@ -3,11 +3,13 @@
cp -f "$OMARCHY_PATH/default/pacman/pacman-${OMARCHY_MIRROR:-stable}.conf" /etc/pacman.conf
cp -f "$OMARCHY_PATH/default/pacman/mirrorlist-${OMARCHY_MIRROR:-stable}" /etc/pacman.d/mirrorlist
# omarchy-settings skips this override until cups-browsed is actually present
# to avoid pacman creating cups-browsed.conf.pacnew during ISO package install.
if [[ -f $OMARCHY_PATH/etc-overrides/cups-cups-browsed.conf && -d /etc/cups ]]; then
# omarchy-settings skips these overrides until CUPS is actually present to
# avoid pacman creating .pacnew files during ISO package installation.
if [[ -f $OMARCHY_PATH/etc-overrides/cups-cups-browsed.conf && -f /etc/cups/cups-files.conf ]]; then
systemd-sysusers /etc/sysusers.d/omarchy-cups-browsed.conf
cp -f "$OMARCHY_PATH/etc-overrides/cups-cups-browsed.conf" /etc/cups/cups-browsed.conf
rm -f /etc/cups/cups-browsed.conf.pacnew
install -m 0640 -o root -g cups "$OMARCHY_PATH/etc-overrides/cups-cups-files.conf" /etc/cups/cups-files.conf
rm -f /etc/cups/cups-browsed.conf.pacnew /etc/cups/cups-files.conf.pacnew
fi
source "$OMARCHY_INSTALL/hardware/pacman.sh"
+1 -1
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@@ -79,7 +79,7 @@ Turkish|trq
Ukrainian|ua'
OMARCHY_USERNAME_PATTERN='^[a-z_][a-z0-9_-]*[$]?$'
OMARCHY_RESERVED_USERNAMES='^(root|bin|daemon|mail|ftp|http|nobody|dbus|systemd-coredump|systemd-network|systemd-oom|systemd-journal-remote|systemd-resolve|systemd-timesync|tss|uuidd|alpm|git|avahi|cups|lp|_talkd|polkitd|rtkit|qemu|brltty|gluster|rpc|libvirt-qemu|pcscd|nvidia-persistenced|sddm)$'
OMARCHY_RESERVED_USERNAMES='^(root|bin|daemon|mail|ftp|http|nobody|dbus|systemd-coredump|systemd-network|systemd-oom|systemd-journal-remote|systemd-resolve|systemd-timesync|tss|uuidd|alpm|git|avahi|cups|cups-browsed|lp|_talkd|polkitd|rtkit|qemu|brltty|gluster|rpc|libvirt-qemu|pcscd|nvidia-persistenced|sddm)$'
OMARCHY_HOSTNAME_PATTERN='^[A-Za-z0-9]([A-Za-z0-9-]{0,61}[A-Za-z0-9])?$'
OMARCHY_HOSTNAME_DEFAULT='omarchy'