/etc/apparmor.d/abstractions/xdg-desktop is in apparmor 2.12-4ubuntu5.1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 | # vim:syntax=apparmor
# ------------------------------------------------------------------
#
# Copyright (C) 2012 Canonical Ltd.
#
# 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.
#
# ------------------------------------------------------------------
# Entries based on:
# http://standards.freedesktop.org/basedir-spec/basedir-spec-latest.html
owner @{HOME}/.cache/ rw,
owner @{HOME}/.config/ rw,
owner @{HOME}/.local/ rw,
owner @{HOME}/.local/share/ rw,
# fallbacks
/usr/share/ r,
/usr/local/share/ r,
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