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Filename : unix-chkpwd
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# apparmor.d - Full set of apparmor profiles
# Copyright (C) 2019-2021 Mikhail Morfikov
# SPDX-License-Identifier: GPL-2.0-only

# The apparmor.d project comes with several variables and abstractions
# that are not part of upstream AppArmor yet. Therefore this profile was
# adopted to use abstractions and variables that are available.
# Copyright (C) Christian Boltz 2024

abi <abi/4.0>,

include <tunables/global>

profile unix-chkpwd /{,usr/}{,s}bin/unix_chkpwd {
  include <abstractions/base>
  include <abstractions/nameservice>

  # To write records to the kernel auditing log.
  capability audit_write,

  network netlink raw,

  /{,usr/}{,s}bin/unix_chkpwd mr,

  /etc/shadow r,

  # systemd userdb, used in nspawn
  /run/host/userdb/*.user r,
  /run/host/userdb/*.user-privileged r,

  # file_inherit
  owner /dev/tty[0-9]* rw,

  include if exists <local/unix-chkpwd>
}