6d549b7c70
- Separate profile for sandboxes. - Separate profile for native and proton games. - Updated path dirs - tested on arch & debian. Note: these profiles are still in alpha stage and disabled by default.
399 lines
12 KiB
Text
399 lines
12 KiB
Text
# apparmor.d - Full set of apparmor profiles
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# Copyright (C) 2022-2024 Alexandre Pujol <alexandre@pujol.io>
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# SPDX-License-Identifier: GPL-2.0-only
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# Security objectives of the steam profiles:
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# - Ensure no user data is accessed by either steam or steam games
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# - Limit what steam/games can access to the host
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#
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# Overall architecture of the steam profiles:
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# steam
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# ├── steam//check # Requirements check (sandboxed)
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# ├── steam//web # steamwebhelper (sandboxed)
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# ├── steam-fossilize # Update shader cache
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# ├── steam-runtime # Launcher tasks up to the creation of the sandbox
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# │ ├── steam-game-native # Native games
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# │ └── steam-game-proton # Proton games (sandboxed)
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# ├── steam-gameoverlayui # Steam game overlay
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# └── steamerrorreporter # Error reporter
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abi <abi/3.0>,
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include <tunables/global>
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@{arch} = amd64 i386
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@{runtime} = SteamLinuxRuntime_sniper
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@{share_dirs} = @{user_share_dirs}/Steam @{HOME}/.steam/debian-installation
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@{lib_dirs} = @{share_dirs}/ubuntu@{int2}_{32,64}
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@{runtime_dirs} = @{lib_dirs}/steam-runtime{,-sniper}
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@{app_dirs} = @{share_dirs}/steamapps/common/
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@{exec_path} = @{share_dirs}/steam.sh
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profile steam @{exec_path} flags=(attach_disconnected,mediate_deleted) {
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include <abstractions/base>
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include <abstractions/audio-client>
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include <abstractions/consoles>
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include <abstractions/dconf-write>
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include <abstractions/desktop>
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include <abstractions/disks-read>
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include <abstractions/fontconfig-cache-write>
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include <abstractions/graphics>
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include <abstractions/nameservice-strict>
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include <abstractions/ssl_certs>
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include <abstractions/video>
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capability sys_ptrace,
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network inet dgram,
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network inet6 dgram,
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network inet stream,
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network inet6 stream,
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network netlink raw,
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network unix stream,
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ptrace read,
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ptrace trace peer=steam,
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signal send peer=steam-game,
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signal send peer=steam-launcher,
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signal send peer=steam//journalctl,
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signal send peer=steam//web,
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@{exec_path} mrix,
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@{sh_path} rix,
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@{coreutils_path} rix,
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@{bin}/getopt rix,
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@{bin}/journalctl rPx -> systemctl,
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@{bin}/ldconfig rix,
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@{bin}/ldd rix,
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@{bin}/lsb_release rPx -> lsb_release,
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@{bin}/lsof rix,
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@{bin}/lspci rCx -> lspci,
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@{bin}/which{,.debianutils} rix,
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@{bin}/xdg-icon-resource rPx,
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@{bin}/xdg-user-dir rix,
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@{lib}/@{multiarch}/ld-*.so* rix,
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@{lib}/ld-linux.so* rix,
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@{open_path} rPx -> child-open,
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@{lib_dirs}/** mr,
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@{lib_dirs}/*driverquery rix,
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@{lib_dirs}/fossilize_replay rpx,
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@{lib_dirs}/gameoverlayui rpx,
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@{lib_dirs}/reaper rpx, # steam-runtime
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@{lib_dirs}/steam* rix,
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@{app_dirs}/@{runtime}/*entry-point rpx -> steam-runtime,
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@{share_dirs}/linux{32,64}/steamerrorreporter rpx,
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@{runtime_dirs}/@{arch}/@{bin}/steam-runtime-check-requirements rcx -> check,
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@{runtime_dirs}/@{arch}/@{bin}/steam-runtime-identify-library-abi rix,
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@{runtime_dirs}/@{arch}/@{bin}/steam-runtime-launcher-service rpx,
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@{runtime_dirs}/@{arch}/@{bin}/steam-runtime-system-info rix,
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@{runtime_dirs}/@{lib}/steam-runtime-tools-@{int}/@{multiarch}-* rix,
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@{runtime_dirs}/*entry-point rix,
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@{runtime_dirs}/pressure-vessel/@{bin}/pressure-vessel-* rix,
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@{runtime_dirs}/pressure-vessel/@{lib}/steam-runtime-tools-@{int}/@{multiarch}-* rix,
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@{runtime_dirs}/pressure-vessel/@{lib}/steam-runtime-tools-@{int}/srt-bwrap rcx -> web,
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@{runtime_dirs}/run{,.sh} rix,
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@{runtime_dirs}/setup.sh rix,
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@{lib}/os-release rk,
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/usr/share/fonts/** rk,
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/etc/lsb-release r,
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/etc/machine-id r,
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/etc/timezone r,
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/var/lib/dbus/machine-id r,
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@{bin}/ r,
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@{lib}/ r,
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/ r,
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/etc/ r,
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/home/ r,
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/usr/ r,
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/usr/local/ r,
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/usr/local/lib/ r,
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/var/ r,
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/var/tmp/ r,
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owner @{HOME}/ r,
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owner @{HOME}/.steam/{,**} rw,
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owner @{HOME}/.steam/registry.vdf rwk,
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owner @{HOME}/.steampath rw,
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owner @{HOME}/.steampid rw,
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owner @{share_dirs}/ rw,
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owner @{share_dirs}/** rwkl -> @{share_dirs}/**,
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owner @{user_games_dirs}/ rw,
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owner @{user_games_dirs}/** rwlk -> @{user_games_dirs}/**,
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owner @{user_config_dirs}/autostart/ r,
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owner @{user_config_dirs}/cef_user_data/{,**} r,
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owner @{user_config_dirs}/cef_user_data/Dictionaries/* rw,
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owner @{user_config_dirs}/cef_user_data/WidevineCdm/** rwm,
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owner @{user_config_dirs}/unity3d/{,**} rwk,
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owner @{user_config_dirs}/user-dirs.dirs r,
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owner @{user_share_dirs}/applications/*.desktop w,
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owner @{user_share_dirs}/icons/hicolor/**/apps/steam*.png rw,
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owner @{user_share_dirs}/vulkan/implicit_layer.d/steam*.json rwk,
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@{tmp}/ r,
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owner @{tmp}/#@{int} rw,
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owner @{tmp}/dumps/ rw,
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owner @{tmp}/dumps/** rwk,
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owner @{tmp}/gdkpixbuf-xpm-tmp.@{rand6} rw,
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owner @{tmp}/glx-icds-@{rand6}/{,**} rw,
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owner @{tmp}/runtime-info.txt.@{rand6} rwk,
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owner @{tmp}/steam@{rand6}/{,**} rw,
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owner @{tmp}/steam/ rw,
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owner @{tmp}/steam/** rwk,
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owner @{tmp}/vdpau-drivers-@{rand6}/{,**} rw,
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/dev/shm/ r,
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owner /dev/shm/fossilize-*-@{int}-@{int} rw,
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owner /dev/shm/u@{uid}-Shm_@{hex6} rw,
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owner /dev/shm/u@{uid}-Shm_@{hex6}@{h} rw,
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owner /dev/shm/u@{uid}-Shm_@{hex8} rw,
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owner /dev/shm/u@{uid}-ValveIPCSharedObj-Steam rwk,
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owner /dev/shm/ValveIPCSHM_@{uid} rw,
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owner @{run}/user/@{uid}/ r,
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@{run}/udev/data/+pci:* r, # Identifies all PCI devices (CPU, GPU, Network, Disks, USB, etc.)
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@{run}/udev/data/c13:@{int} r, # for /dev/input/*
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@{run}/udev/data/n@{int} r,
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@{sys}/ r,
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@{sys}/bus/ r,
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@{sys}/class/ r,
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@{sys}/class/hidraw/ r,
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@{sys}/class/input/ r,
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@{sys}/class/net/ r,
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@{sys}/devices/ r,
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@{sys}/devices/@{pci}/boot_vga r,
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@{sys}/devices/@{pci}/sound/card@{int}/input@{int}/properties r,
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@{sys}/devices/**/input@{int}/ r,
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@{sys}/devices/**/input@{int}/capabilities/* r,
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@{sys}/devices/**/input/input@{int}/ r,
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@{sys}/devices/**/input/input@{int}/properties r,
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@{sys}/devices/**/report_descriptor r,
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@{sys}/devices/**/uevent r,
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@{sys}/devices/system/ r,
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@{sys}/devices/system/cpu/cpu@{int}/ r,
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@{sys}/devices/virtual/dmi/id/bios_vendor r,
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@{sys}/devices/virtual/dmi/id/bios_version r,
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@{sys}/devices/virtual/dmi/id/product_name r,
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@{sys}/devices/virtual/dmi/id/sys_vendor r,
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@{sys}/devices/virtual/net/*/ r,
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@{sys}/kernel/ r,
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@{sys}/power/suspend_stats/success rk,
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@{PROC}/ r,
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@{PROC}/@{pid}/comm rk,
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@{PROC}/@{pid}/fdinfo/@{int} r,
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@{PROC}/@{pid}/net/* r,
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@{PROC}/@{pid}/stat r,
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@{PROC}/@{pid}/stat r,
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@{PROC}/1/cgroup r,
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@{PROC}/locks r,
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@{PROC}/sys/kernel/sched_autogroup_enabled r,
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@{PROC}/sys/net/ipv6/conf/all/disable_ipv6 r,
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@{PROC}/version r,
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owner @{PROC}/@{pid}/autogroup rw,
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owner @{PROC}/@{pid}/cmdline rk,
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owner @{PROC}/@{pid}/environ r,
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owner @{PROC}/@{pid}/fd/ r,
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owner @{PROC}/@{pid}/mem r,
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owner @{PROC}/@{pid}/mounts r,
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owner @{PROC}/@{pid}/task/ r,
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owner @{PROC}/@{pid}/task/@{tid}/comm rw,
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/dev/input/ r,
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/dev/uinput w,
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deny /opt/** r,
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profile web flags=(attach_disconnected,mediate_deleted,complain) {
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include <abstractions/base>
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include <abstractions/audio-client>
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include <abstractions/common/bwrap>
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include <abstractions/dconf-write>
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include <abstractions/desktop>
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include <abstractions/fontconfig-cache-write>
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include <abstractions/graphics>
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include <abstractions/nameservice-strict>
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network inet dgram,
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network inet6 dgram,
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network inet stream,
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network inet6 stream,
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network netlink raw,
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ptrace trace peer=steam//web,
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signal receive set=kill peer=steam,
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unix receive type=stream,
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@{bin}/ldconfig rix,
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@{bin}/getopt rix,
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@{bin}/gzip rix,
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@{bin}/true rix,
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@{bin}/localedef rix,
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@{bin}/readlink rix,
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@{lib_dirs}/** mr,
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@{lib_dirs}/steamwebhelper rix,
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@{lib_dirs}/steamwebhelper_sniper_wrap.sh rix,
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@{runtime_dirs}/pressure-vessel/@{lib}/steam-runtime-tools-@{int}/srt-bwrap mr,
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@{runtime_dirs}/pressure-vessel/@{bin}/steam-runtime-launcher-interface-@{int} rix,
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@{lib}/pressure-vessel/from-host/** rix,
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@{run}/host/@{bin}/* rix,
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@{run}/host/@{lib}/** rix,
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@{share_dirs}/config/cefdata/WidevineCdm/**/linux_*/libwidevinecdm.so mr,
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@{runtime_dirs}/var/tmp-@{rand6}/usr/.ref w,
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@{run}/host/{,**} r,
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/etc/machine-id r,
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@{lib}/ r,
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/usr/local/lib/ r,
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/var/tmp/ r,
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owner /bindfile@{rand6} rw,
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owner /var/cache/ldconfig/aux-cache* rw,
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owner /var/pressure-vessel/ldso/* rw,
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owner @{HOME}/.pki/ rw,
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owner @{HOME}/.pki/nssdb/ rw,
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owner @{HOME}/.pki/nssdb/pkcs11.txt rw,
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owner @{HOME}/.pki/nssdb/{cert9,key4}.db rwk,
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owner @{HOME}/.pki/nssdb/{cert9,key4}.db-journal rw,
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owner @{lib_dirs}/.cef-* wk,
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owner @{share_dirs}/{,**} r,
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owner @{share_dirs}/config/** rwk,
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owner @{share_dirs}/logs/** rwk,
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owner @{share_dirs}/clientui/** k,
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owner @{share_dirs}/public/** k,
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@{tmp}/ r,
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owner @{tmp}/#@{int} rw,
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owner @{tmp}/dumps/ rw,
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owner @{tmp}/dumps/** rwk,
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owner @{tmp}/.org.chromium.Chromium.@{rand6} rw,
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owner @{tmp}/pressure-vessel-*-@{rand6}/ rw,
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owner @{tmp}/pressure-vessel-*-@{rand6}/** rwlk -> @{tmp}/pressure-vessel-*-@{rand6}/**,
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owner @{tmp}/steam_chrome_shmem_uid@{uid}_spid@{int} rw,
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/dev/shm/ r,
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owner /dev/shm/.org.chromium.Chromium.@{rand6} rw,
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owner /dev/shm/u@{uid}-Shm_@{hex6} rw,
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owner /dev/shm/u@{uid}-Shm_@{hex6}@{h} rw,
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owner /dev/shm/u@{uid}-Shm_@{hex8} rw,
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owner /dev/shm/u@{uid}-ValveIPCSharedObj-Steam rwk,
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owner /dev/shm/ValveIPCSHM_@{uid} rw,
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owner @{run}/pressure-vessel/** r,
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@{run}/udev/data/c13:@{int} r, # for /dev/input/*
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@{sys}/bus/ r,
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@{sys}/bus/*/devices/ r,
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@{sys}/class/*/ r,
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@{sys}/devices/**/report_descriptor r,
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@{sys}/devices/**/uevent r,
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@{sys}/devices/system/cpu/kernel_max r,
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@{sys}/devices/virtual/tty/tty@{int}/active r,
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@{PROC}/ r,
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@{PROC}/@{pid}/stat r,
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@{PROC}/sys/fs/inotify/max_user_watches r,
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@{PROC}/sys/kernel/yama/ptrace_scope r,
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owner @{PROC}/@{pid}/cmdline r,
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owner @{PROC}/@{pid}/oom_score_adj w,
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owner @{PROC}/@{pid}/statm r,
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owner @{PROC}/@{pid}/task/ r,
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owner @{PROC}/@{pid}/task/@{tid}/status r,
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/dev/hidraw@{int} rw,
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/dev/tty rw,
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include if exists <local/steam_web>
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}
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profile check flags=(attach_disconnected,mediate_deleted,complain) {
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include <abstractions/base>
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include <abstractions/common/bwrap>
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include <abstractions/nameservice-strict>
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unix receive type=stream,
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@{bin}/true rix,
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@{lib_dirs}/** mr,
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@{runtime_dirs}/@{arch}/@{bin}/steam-runtime-check-requirements mr,
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@{runtime_dirs}/@{lib}/steam-runtime-tools-@{int}/srt-bwrap rix,
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/ r,
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owner @{HOME}/.steam/root r,
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owner @{HOME}/.steam/steam r,
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owner @{share_dirs}/ r,
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@{PROC}/@{pid}/cgroup r,
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include if exists <local/steam_check>
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}
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profile lspci flags=(attach_disconnected,mediate_deleted,complain) {
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include <abstractions/base>
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include <abstractions/consoles>
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include <abstractions/nameservice-strict>
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unix receive type=stream,
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@{bin}/lspci mr,
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owner @{HOME}/.steam/steam.pipe r,
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@{sys}/bus/pci/devices/ r,
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@{sys}/bus/pci/slots/ r,
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@{sys}/bus/pci/slots/@{int}/address r,
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@{sys}/devices/@{pci}/** r,
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owner /dev/shm/ValveIPCSHM_@{uid} rw,
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include if exists <local/steam_lspci>
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}
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profile systemctl {
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include <abstractions/base>
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include <abstractions/app/systemctl>
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/{run,var}/log/journal/ r,
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/{run,var}/log/journal/@{hex32}/ r,
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/{run,var}/log/journal/@{hex32}/system.journal* r,
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/{run,var}/log/journal/@{hex32}/system@@{hex}.journal* r,
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/{run,var}/log/journal/@{hex32}/user-@{hex}.journal* r,
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include if exists <local/steam_systemctl>
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}
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include if exists <local/steam>
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}
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