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# vim:syntax=apparmor
# Author: Jamie Strandboge <jamie@canonical.com>
# Declare an apparmor variable to help with overrides
@{MOZ_LIBDIR}=/@MOZ_LIBDIR@
#include <tunables/global>
# We want to confine the binaries that match:
# /@MOZ_LIBDIR@/@MOZ_APP_NAME@
# /@MOZ_LIBDIR@/firefox
# but not:
# /@MOZ_LIBDIR@/firefox.sh
/@MOZ_LIBDIR@/firefox{,*[^s][^h]} {
#include <abstractions/audio>
#include <abstractions/cups-client>
#include <abstractions/dbus-session>
#include <abstractions/gnome>
#include <abstractions/ibus>
#include <abstractions/nameservice>
#include <abstractions/openssl>
#include <abstractions/p11-kit>
# Addons
#include <abstractions/ubuntu-browsers.d/firefox>
# for networking
network inet stream,
network inet6 stream,
@{PROC}/[0-9]*/net/if_inet6 r,
@{PROC}/[0-9]*/net/ipv6_route r,
@{PROC}/[0-9]*/net/dev r,
@{PROC}/[0-9]*/net/wireless r,
# should maybe be in abstractions
/etc/ r,
/etc/mime.types r,
/etc/mailcap r,
/etc/xdg/*buntu/applications/defaults.list r, # for all derivatives
/etc/xfce4/defaults.list r,
/usr/share/xubuntu/applications/defaults.list r,
owner @{HOME}/.local/share/applications/defaults.list r,
owner @{HOME}/.local/share/applications/mimeapps.list r,
owner @{HOME}/.local/share/applications/mimeinfo.cache r,
owner /tmp/** m,
owner /var/tmp/** m,
owner /{,var/}run/shm/shmfd-* rw,
owner /{dev,run}/shm/org.chromium.* rwk,
/tmp/.X[0-9]*-lock r,
/etc/udev/udev.conf r,
# Doesn't seem to be required, but noisy. Maybe allow 'r' for 'b*' if needed.
# Possibly move to an abstraction if anything else needs it.
deny /run/udev/data/** r,
/etc/timezone r,
/etc/wildmidi/wildmidi.cfg r,
# firefox specific
/etc/firefox*/ r,
/etc/firefox*/** r,
/etc/xul-ext/** r,
/etc/xulrunner-2.0*/ r,
/etc/xulrunner-2.0*/** r,
/etc/gre.d/ r,
/etc/gre.d/* r,
# noisy
deny @{MOZ_LIBDIR}/** w,
deny /@MOZ_ADDONDIR@/** w,
deny /usr/lib/xulrunner-addons/** w,
deny /usr/lib/xulrunner-*/components/*.tmp w,
deny /.suspended r,
deny /boot/initrd.img* r,
deny /boot/vmlinuz* r,
deny /var/cache/fontconfig/ w,
deny @{HOME}/.local/share/recently-used.xbel r,
# TODO: investigate
deny /usr/bin/gconftool-2 x,
# These are needed when a new user starts firefox and firefox.sh is used
@{MOZ_LIBDIR}/** ixr,
/usr/bin/basename ixr,
/usr/bin/dirname ixr,
/usr/bin/pwd ixr,
/sbin/killall5 ixr,
/bin/which ixr,
/usr/bin/tr ixr,
@{PROC}/ r,
@{PROC}/[0-9]*/cmdline r,
@{PROC}/[0-9]*/mountinfo r,
@{PROC}/[0-9]*/stat r,
owner @{PROC}/[0-9]*/task/[0-9]*/stat r,
@{PROC}/[0-9]*/status r,
@{PROC}/filesystems r,
@{PROC}/sys/vm/overcommit_memory r,
/sys/devices/pci[0-9]*/**/uevent r,
/sys/devices/platform/**/uevent r,
/sys/devices/pci*/**/{busnum,idVendor,idProduct} r,
owner @{HOME}/.thumbnails/*/*.png r,
/etc/mtab r,
/etc/fstab r,
# Needed for the crash reporter
owner @{PROC}/[0-9]*/environ r,
owner @{PROC}/[0-9]*/auxv r,
/etc/lsb-release r,
/usr/bin/expr ix,
/sys/devices/system/cpu/ r,
/sys/devices/system/cpu/** r,
# about:memory
owner @{PROC}/[0-9]*/statm r,
owner @{PROC}/[0-9]*/smaps r,
# Needed for container to work in xul builds
/usr/lib/xulrunner-*/plugin-container ixr,
# allow access to documentation and other files the user may want to look
# at in /usr and /opt
/usr/ r,
/usr/** r,
/opt/ r,
/opt/** r,
# so browsing directories works
/ r,
/**/ r,
# Default profile allows downloads to ~/Downloads and uploads from ~/Public
owner @{HOME}/ r,
owner @{HOME}/Public/ r,
owner @{HOME}/Public/* r,
owner @{HOME}/Downloads/ r,
owner @{HOME}/Downloads/* rw,
# per-user firefox configuration
owner @{HOME}/.{firefox,mozilla}/ rw,
owner @{HOME}/.{firefox,mozilla}/** rw,
owner @{HOME}/.{firefox,mozilla}/**/*.{db,parentlock,sqlite}* k,
owner @{HOME}/.{firefox,mozilla}/plugins/** rm,
owner @{HOME}/.{firefox,mozilla}/**/plugins/** rm,
owner @{HOME}/.gnome2/firefox*-bin-* rw,
owner @{HOME}/.cache/mozilla/{,@MOZ_APP_NAME@/} rw,
owner @{HOME}/.cache/mozilla/@MOZ_APP_NAME@/** rw,
owner @{HOME}/.cache/mozilla/@MOZ_APP_NAME@/**/*.sqlite k,
#
# Extensions
# /usr/share/.../extensions/... is already covered by '/usr/** r', above.
# Allow 'x' for downloaded extensions, but inherit policy for safety
owner @{HOME}/.mozilla/**/extensions/** mixr,
deny @{MOZ_LIBDIR}/update.test w,
deny /usr/lib/mozilla/extensions/**/ w,
deny /usr/lib/xulrunner-addons/extensions/**/ w,
deny /usr/share/mozilla/extensions/**/ w,
deny /usr/share/mozilla/ w,
# Miscellaneous (to be abstracted)
# Ideally these would use a child profile. They are all ELF executables
# so running with 'Ux', while not ideal, is ok because we will at least
# benefit from glibc's secure execute.
/usr/bin/mkfifo Uxr, # investigate
/bin/ps Uxr,
/bin/uname Uxr,
# Site-specific additions and overrides. See local/README for details.
#include <local/usr.bin.firefox>
}
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