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# vim:syntax=apparmor
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# Author: Jamie Strandboge <jamie@canonical.com>
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# Declare an apparmor variable to help with overrides
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@{MOZ_LIBDIR}=/usr/lib/firefox
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#include <tunables/global>
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# We want to confine the binaries that match:
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# /usr/lib/firefox/firefox
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# /usr/lib/firefox/firefox
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# but not:
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# /usr/lib/firefox/firefox.sh
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/usr/lib/firefox/firefox{,*[^s][^h]} {
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#include <abstractions/audio>
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#include <abstractions/cups-client>
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#include <abstractions/dbus-strict>
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#include <abstractions/dbus-session-strict>
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#include <abstractions/dconf>
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#include <abstractions/gnome>
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#include <abstractions/ibus>
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#include <abstractions/nameservice>
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#include <abstractions/openssl>
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#include <abstractions/p11-kit>
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#include <abstractions/ubuntu-unity7-base>
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#include <abstractions/ubuntu-unity7-launcher>
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#include <abstractions/dbus-accessibility-strict>
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dbus (send)
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bus=session
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peer=(name=org.a11y.Bus),
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dbus (receive)
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bus=session
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interface=org.a11y.atspi**,
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dbus (receive, send)
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bus=accessibility,
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# for networking
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network inet stream,
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network inet6 stream,
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@{PROC}/[0-9]*/net/if_inet6 r,
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@{PROC}/[0-9]*/net/ipv6_route r,
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@{PROC}/[0-9]*/net/dev r,
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@{PROC}/[0-9]*/net/wireless r,
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dbus (send)
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bus=system
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path=/org/freedesktop/NetworkManager
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member=state,
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dbus (receive)
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bus=system
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path=/org/freedesktop/NetworkManager,
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# should maybe be in abstractions
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/etc/ r,
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/etc/mime.types r,
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/etc/mailcap r,
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/etc/xdg/*buntu/applications/defaults.list r, # for all derivatives
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/etc/xfce4/defaults.list r,
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/usr/share/xubuntu/applications/defaults.list r,
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owner @{HOME}/.local/share/applications/defaults.list r,
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owner @{HOME}/.local/share/applications/mimeapps.list r,
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owner @{HOME}/.local/share/applications/mimeinfo.cache r,
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owner /tmp/** m,
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owner /var/tmp/** m,
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owner /{,var/}run/shm/shmfd-* rw,
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/tmp/.X[0-9]*-lock r,
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/etc/udev/udev.conf r,
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# Doesn't seem to be required, but noisy. Maybe allow 'r' for 'b*' if needed.
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# Possibly move to an abstraction if anything else needs it.
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deny /run/udev/data/** r,
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# let the shell know we launched something
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dbus (send)
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bus=session
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interface=org.gtk.gio.DesktopAppInfo
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member=Launched,
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/etc/timezone r,
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/etc/wildmidi/wildmidi.cfg r,
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# firefox specific
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/etc/firefox*/ r,
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/etc/firefox*/** r,
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/etc/xul-ext/** r,
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/etc/xulrunner-2.0*/ r,
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/etc/xulrunner-2.0*/** r,
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/etc/gre.d/ r,
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/etc/gre.d/* r,
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# noisy
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deny @{MOZ_LIBDIR}/** w,
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deny /usr/lib/firefox-addons/** w,
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deny /usr/lib/xulrunner-addons/** w,
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deny /usr/lib/xulrunner-*/components/*.tmp w,
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deny /.suspended r,
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deny /boot/initrd.img* r,
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deny /boot/vmlinuz* r,
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deny /var/cache/fontconfig/ w,
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deny @{HOME}/.local/share/recently-used.xbel r,
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# TODO: investigate
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deny /usr/bin/gconftool-2 x,
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# These are needed when a new user starts firefox and firefox.sh is used
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@{MOZ_LIBDIR}/** ixr,
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/usr/bin/basename ixr,
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/usr/bin/dirname ixr,
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/usr/bin/pwd ixr,
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/sbin/killall5 ixr,
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/bin/which ixr,
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/usr/bin/tr ixr,
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@{PROC}/ r,
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@{PROC}/[0-9]*/cmdline r,
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@{PROC}/[0-9]*/mountinfo r,
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@{PROC}/[0-9]*/stat r,
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owner @{PROC}/[0-9]*/task/[0-9]*/stat r,
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@{PROC}/[0-9]*/status r,
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@{PROC}/filesystems r,
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@{PROC}/sys/vm/overcommit_memory r,
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/sys/devices/pci[0-9]*/**/uevent r,
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/sys/devices/platform/**/uevent r,
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/sys/devices/pci*/**/{busnum,idVendor,idProduct} r,
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owner @{HOME}/.cache/thumbnails/** rw,
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/etc/mtab r,
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/etc/fstab r,
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# Needed for the crash reporter
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owner @{PROC}/[0-9]*/environ r,
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owner @{PROC}/[0-9]*/auxv r,
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/etc/lsb-release r,
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/usr/bin/expr ix,
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/sys/devices/system/cpu/ r,
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/sys/devices/system/cpu/** r,
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# about:memory
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owner @{PROC}/[0-9]*/statm r,
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owner @{PROC}/[0-9]*/smaps r,
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# Needed for container to work in xul builds
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/usr/lib/xulrunner-*/plugin-container ixr,
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# allow access to documentation and other files the user may want to look
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# at in /usr and /opt
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/usr/ r,
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/usr/** r,
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/opt/ r,
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/opt/** r,
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# so browsing directories works
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/ r,
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/**/ r,
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# Default profile allows downloads to ~/Downloads and uploads from ~/Public
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owner @{HOME}/ r,
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owner @{HOME}/Public/ r,
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owner @{HOME}/Public/* r,
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owner @{HOME}/Downloads/ r,
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owner @{HOME}/Downloads/* rw,
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# per-user firefox configuration
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owner @{HOME}/.{firefox,mozilla}/ rw,
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owner @{HOME}/.{firefox,mozilla}/** rw,
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owner @{HOME}/.{firefox,mozilla}/**/*.{db,parentlock,sqlite}* k,
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owner @{HOME}/.{firefox,mozilla}/plugins/** rm,
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owner @{HOME}/.{firefox,mozilla}/**/plugins/** rm,
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owner @{HOME}/.gnome2/firefox* rwk,
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owner @{HOME}/.cache/mozilla/{,firefox/} rw,
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owner @{HOME}/.cache/mozilla/firefox/** rw,
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owner @{HOME}/.cache/mozilla/firefox/**/*.sqlite k,
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owner @{HOME}/.config/gtk-3.0/bookmarks r,
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owner @{HOME}/.config/dconf/user w,
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owner /{,var/}run/user/*/dconf/user w,
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dbus (send)
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bus=session
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path=/org/gnome/GConf/Server
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member=GetDefaultDatabase,
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dbus (send)
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bus=session
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path=/org/gnome/GConf/Database/*
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member={AddMatch,AddNotify,AllEntries,LookupExtended,RemoveNotify},
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#
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# Extensions
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# /usr/share/.../extensions/... is already covered by '/usr/** r', above.
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# Allow 'x' for downloaded extensions, but inherit policy for safety
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owner @{HOME}/.mozilla/**/extensions/** mixr,
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deny @{MOZ_LIBDIR}/update.test w,
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deny /usr/lib/mozilla/extensions/**/ w,
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deny /usr/lib/xulrunner-addons/extensions/**/ w,
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deny /usr/share/mozilla/extensions/**/ w,
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deny /usr/share/mozilla/ w,
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# Miscellaneous (to be abstracted)
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# Ideally these would use a child profile. They are all ELF executables
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# so running with 'Ux', while not ideal, is ok because we will at least
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# benefit from glibc's secure execute.
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/usr/bin/mkfifo Uxr, # investigate
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/bin/ps Uxr,
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/bin/uname Uxr,
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/usr/bin/lsb_release Cxr -> lsb_release,
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profile lsb_release {
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#include <abstractions/base>
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#include <abstractions/python>
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/usr/bin/lsb_release r,
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/bin/dash ixr,
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/usr/bin/dpkg-query ixr,
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/usr/include/python2.[4567]/pyconfig.h r,
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/etc/lsb-release r,
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/etc/debian_version r,
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/var/lib/dpkg/** r,
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/usr/local/lib/python3.[0-4]/dist-packages/ r,
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/usr/bin/ r,
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/usr/bin/python3.[0-4] r,
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# file_inherit
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deny /tmp/gtalkplugin.log w,
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}
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# Addons
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#include <abstractions/ubuntu-browsers.d/firefox>
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# Site-specific additions and overrides. See local/README for details.
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#include <local/usr.bin.firefox>
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}
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