apparmor.d/apparmor.d/profiles-s-z/sudo

# apparmor.d - Full set of apparmor profiles
# Copyright (C) 2019-2022 Mikhail Morfikov
# Copyright (C) 2022 Alexandre Pujol <alexandre@pujol.io>
# SPDX-License-Identifier: GPL-2.0-only

abi <abi/3.0>,

include <tunables/global>

@{exec_path} = /{usr/,}bin/sudo
profile sudo @{exec_path} {
  include <abstractions/base>
  include <abstractions/app-launcher-root>
  include <abstractions/authentication>
  include <abstractions/consoles>
  include <abstractions/dbus-strict>
  include <abstractions/nameservice-strict>
  include <abstractions/wutmp>
# include <pam/mappings>

  capability audit_write,
  capability chown,
  capability dac_override,
  capability dac_read_search,
  capability mknod,
  capability net_admin,
  capability setgid,
  capability setuid,
  capability sys_ptrace,
  capability sys_resource,

  network inet dgram,
  network inet6 dgram,
  network netlink raw,   # PAM

  ptrace (read),

  signal (send) peer=unconfined,
  signal (send) set=(cont,hup) peer=su,
  signal (send) set=winch peer={apt,zsysd,zsys-system-autosnapshot},

  dbus send bus=system path=/org/freedesktop/login[0-9]
       interface=org.freedesktop.login[0-9].Manager
       member=CreateSession
       peer=(name=org.freedesktop.login[0-9]),

  dbus (send receive) bus=session path=/org/freedesktop/systemd1
         interface=org.freedesktop.systemd.Manager
         member={JobRemoved,StartTransientUnit},

  @{exec_path} mr,

  @{libexec}/sudo/** mr,

  /snap/snapd/[0-9]*/usr/bin/snap        rPx,
  /{usr/,}bin/{,b,d,rb}ash               rUx,
  /{usr/,}bin/{c,k,tc,z}sh               rUx,
  /{usr/,}lib/cockpit/cockpit-askpass    rPx,
  /{usr/,}lib/molly-guard/molly-guard    rPx,

  @{etc_ro}/environment r,
  @{etc_ro}/security/limits.d/{,*} r,
  /etc/default/locale r,
  /etc/machine-id r,
  /etc/sudo.conf r,
  /etc/sudoers r,
  /etc/sudoers.d/{,*} r,

        /var/db/sudo/lectured/ r,
        /var/lib/extrausers/shadow r,
        /var/lib/sudo/lectured/ r,
        /var/lib/sudo/ts/ rw,
        /var/lib/sudo/ts/* rwk,
        /var/log/sudo.log wk,
  owner /var/lib/sudo/lectured/* rw,

  owner @{HOME}/.sudo_as_admin_successful rw,
  owner @{HOME}/.xsession-errors w,

        @{run}/ r,
        @{run}/faillock/{,*} rwk,
        @{run}/resolvconf/resolv.conf r,
  owner @{run}/sudo/ rw,
  owner @{run}/sudo/ts/ rw,
  owner @{run}/sudo/ts/* rwk,

  @{PROC}/@{pids}/cgroup r,
  @{PROC}/@{pids}/fd/ r,
  @{PROC}/@{pids}/stat r,
  @{PROC}/1/limits r,
  @{PROC}/sys/kernel/seccomp/actions_avail r,

        /dev/ r,    # interactive login
        /dev/ptmx rw,
  owner /dev/tty[0-9]* rw,

  deny @{user_share_dirs}/gvfs-metadata/* r,

  include if exists <local/sudo>
}