apparmor.d/profiles/check-bios-nx

# vim:syntax=apparmor
# ------------------------------------------------------------------
#
#    Copyright (C) 2020-2021 Mikhail Morfikov
#
#    This program is free software; you can redistribute it and/or
#    modify it under the terms of version 2 of the GNU General Public
#    License published by the Free Software Foundation.
#
# ------------------------------------------------------------------

abi <abi/3.0>,

include <tunables/global>

@{exec_path}  = /{usr/,}sbin/check-bios-nx
profile check-bios-nx @{exec_path} {
  include <abstractions/base>
  include <abstractions/consoles>

  # To remove the following errors:
  #  /usr/sbin/check-bios-nx: 19: cannot create /dev/stderr: Permission denied
  capability dac_override,

  @{exec_path} r,
  /{usr/,}bin/{,ba,da}sh rix,

  /{usr/,}bin/uname      rix,
  /{usr/,}bin/{,e}grep   rix,
  /{usr/,}bin/getopt     rix,

  /{usr/,}bin/kmod       rCx -> kmod,

  /{usr/,}sbin/rdmsr     rPx,

  owner @{PROC}/@{pid}/fd/2 w,


    profile kmod {
    include <abstractions/base>

    /{usr/,}bin/kmod mr,

    /etc/modprobe.d/ r,
    /etc/modprobe.d/*.conf r,
    /{usr/,}lib/modprobe.d/ r,
    /{usr/,}lib/modprobe.d/*.conf r,
    /{usr/,}lib/modules/*/modules.* r,

    @{PROC}/cmdline r,

  }

  include if exists <local/check-bios-nx>
}