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|
(version 1)
(deny default)
(allow system-audit file-read-metadata)
(import "system.sb")
;; Utility functions
(define (home-literal home-relative-literal)
(literal (string-append (param "HOME_DIR") home-relative-literal)))
(define (home-library-regex home-library-relative-regex)
(regex (string-append "^" (regex-quote (param "HOME_LIBRARY_DIR")) home-library-relative-regex)))
(define (home-library-subpath home-library-relative-subpath)
(subpath (string-append (param "HOME_LIBRARY_DIR") home-library-relative-subpath)))
(define (home-library-literal home-library-relative-literal)
(literal (string-append (param "HOME_LIBRARY_DIR") home-library-relative-literal)))
(define (home-library-preferences-regex home-library-preferences-relative-regex)
(regex (string-append "^" (regex-quote (param "HOME_LIBRARY_PREFERENCES_DIR")) home-library-preferences-relative-regex)))
(define (home-library-preferences-subpath home-library-preferences-relative-subpath)
(subpath (string-append (param "HOME_LIBRARY_PREFERENCES_DIR") home-library-preferences-relative-subpath)))
(define (home-library-preferences-literal home-library-preferences-relative-literal)
(literal (string-append (param "HOME_LIBRARY_PREFERENCES_DIR") home-library-preferences-relative-literal)))
(define (shared-preferences-read . domains)
(for-each (lambda (domain)
(begin
(if (defined? `user-preference-read)
(allow user-preference-read (preference-domain domain)))
; (Temporary) backward compatibility with non-CFPreferences readers.
(allow file-read*
(literal (string-append "/Library/Preferences/" domain ".plist"))
(home-library-preferences-literal (string-append "/" domain ".plist"))
(home-library-preferences-regex (string-append #"/ByHost/" (regex-quote domain) #"\..*\.plist$")))))
domains))
(define (shared-preferences-read-write . domains)
(for-each (lambda (domain)
(begin
(if (defined? `user-preference-write)
(allow user-preference-read user-preference-write (preference-domain domain)))
; (Temporary) backward compatibility with non-CFPreferences readers / writers.
(allow file-read* file-write*
(literal (string-append "/Library/Preferences/" domain ".plist"))
(home-library-preferences-literal (string-append "/" domain ".plist"))
(home-library-preferences-regex (string-append #"/ByHost/" (regex-quote domain) #"\..*\.plist$")))))
domains))
;; WebKit2 sandbox launcher needs to define an _OS_VERSION parameter
;; This parameter is the major OS Version number.
(if (not (defined? 'os-version))
(define os-version (param "_OS_VERSION")))
;; OS X 10.7 (Lion) compatibility
(if (not (defined? 'ipc-posix-shm*))
(define ipc-posix-shm* ipc-posix-shm))
(if (not (defined? 'ipc-posix-shm-read*))
(define ipc-posix-shm-read* ipc-posix-shm))
(if (not (defined? 'ipc-posix-shm-write-data))
(define ipc-posix-shm-write-data ipc-posix-shm))
;; Graphics
(if (defined? 'system-graphics)
(system-graphics)
(begin
(shared-preferences-read
"com.apple.opengl"
"com.nvidia.OpenGL")
(allow mach-lookup (global-name "com.apple.cvmsServ"))
(allow iokit-open
(iokit-connection "IOAccelerator")
(iokit-user-client-class "IOAccelerationUserClient")
(iokit-user-client-class "IOSurfaceRootUserClient")
(iokit-user-client-class "IOSurfaceSendRight")
(iokit-user-client-class "IOFramebufferSharedUserClient")
(iokit-user-client-class "AppleSNBFBUserClient")
(iokit-user-client-class "AGPMClient")
(iokit-user-client-class "AppleGraphicsControlClient")
(iokit-user-client-class "AppleGraphicsPolicyClient"))))
;; Read-only preferences
(shared-preferences-read
".GlobalPreferences"
"com.apple.Bluetooth"
"com.apple.CoreGraphics"
"com.apple.QuickTime"
"com.apple.HIToolbox"
"com.apple.ATS"
"com.apple.driver.AppleBluetoothMultitouch.mouse"
"com.apple.driver.AppleBluetoothMultitouch.trackpad"
"com.apple.driver.AppleHIDMouse"
"com.apple.inputmethodkit"
"com.apple.iWork.Pages"
"com.apple.LaunchServices"
"com.apple.MultitouchSupport"
"com.apple.security"
"com.apple.security.revocation"
"com.apple.security_common"
"com.apple.speech.voice.prefs"
"com.apple.speech.synthesis.general.prefs"
"com.apple.speech.recognition.AppleSpeechRecognition.prefs"
"com.apple.systemsound"
"com.apple.universalaccess"
"com.apple.WebFoundation"
"com.apple.WebKit.PluginProcess"
"pbs"
"com.apple.ServicesMenu.Services")
;; Read-only data
(allow file-read*
(literal "/")
(literal "/private/etc/hosts")
(literal "/private/etc/protocols")
(literal "/private/etc/services")
(literal "/private/etc/resolv.conf")
(literal "/private/var/run/resolv.conf")
(subpath "/Library/Frameworks")
(subpath "/private/var/db/mds")
(regex #"^/Library/Preferences/com\.apple\.security")
(home-literal "/.CFUserTextEncoding")
(home-library-subpath "/Audio")
(home-library-subpath "/ColorPickers")
(home-library-subpath "/ColorSync")
(subpath "/Library/Components")
(home-library-subpath "/Components")
(subpath "/Library/Contextual Menu Items")
(subpath "/Library/Input Methods")
(home-library-subpath "/Input Methods")
(subpath "/Library/InputManagers")
(home-library-subpath "/InputManagers")
(home-library-subpath "/KeyBindings")
(subpath "/Library/Keyboard Layouts")
(home-library-subpath "/Keyboard Layouts")
(subpath "/Library/Fonts")
(home-library-subpath "/Fonts")
(subpath "/Library/Spelling")
(home-library-subpath "/Spelling")
(subpath "/Library/PDF Services")
(home-library-subpath "/PDF Services")
(home-library-preferences-literal "/QuickTime Preferences")
(home-library-literal "/Caches/com.apple.coreaudio.components.plist")
(subpath "/Library/Audio/Sounds")
(subpath "/Library/Audio/Plug-Ins/Components")
(home-library-subpath "/Audio/Plug-Ins/Components")
(subpath "/Library/Audio/Plug-Ins/HAL")
(subpath "/Library/CoreMediaIO/Plug-Ins/DAL")
(subpath "/Library/QuickTime")
(home-library-subpath "/QuickTime")
(subpath "/Library/Video/Plug-Ins")
(home-library-subpath "/Caches/QuickTime")
(literal "/Library/Application Support/CrashReporter/SubmitDiagInfo.domains")
(home-library-literal "/Application Support/SyncServices/Local/ClientsWithChanges/com.apple.Keychain")
(subpath "/Library/ColorSync")
;; FIXME: This should be removed when <rdar://problem/10479685> is fixed.
(subpath "/Library/Keychains"))
;; Security framework
(allow mach-lookup (global-name "com.apple.ocspd"))
(allow file-read* file-write* (home-library-subpath "/Keychains"))
(allow file-read*
(subpath "/private/var/db/mds")
(literal "/private/var/db/DetachedSignatures"))
(allow ipc-posix-shm-read* ipc-posix-shm-write-data
(ipc-posix-name "com.apple.AppleDatabaseChanged"))
;; Read-write preferences and data
(allow file*
;; FIXME: This should be removed when <rdar://problem/10479685> is fixed.
(home-library-subpath "/Keychains"))
;; IOKit user clients
(allow iokit-open
(iokit-user-client-class "IOAudioControlUserClient")
(iokit-user-client-class "IOAudioEngineUserClient")
(iokit-user-client-class "IOHIDParamUserClient")
(iokit-user-client-class "RootDomainUserClient"))
;; Various services required by AppKit and other frameworks
(allow mach-lookup
(global-name "com.apple.CoreServices.coreservicesd")
(global-name "com.apple.DiskArbitration.diskarbitrationd")
(global-name "com.apple.FileCoordination")
(global-name "com.apple.FontObjectsServer")
(global-name "com.apple.FontServer")
(global-name "com.apple.ImageCaptureExtension2.presence")
(global-name "com.apple.PowerManagement.control")
(global-name "com.apple.SecurityServer")
(global-name "com.apple.SystemConfiguration.PPPController")
(global-name "com.apple.SystemConfiguration.configd")
(global-name "com.apple.UNCUserNotification")
(global-name "com.apple.audio.VDCAssistant")
(global-name "com.apple.audio.audiohald")
(global-name "com.apple.audio.coreaudiod")
(global-name "com.apple.cfnetwork.AuthBrokerAgent")
(global-name "com.apple.cmio.VDCAssistant")
(global-name "com.apple.cookied") ;; FIXME: <rdar://problem/10790768> Limit access to cookies.
(global-name "com.apple.coreservices.launchservicesd")
(global-name "com.apple.ocspd")
(global-name "com.apple.pasteboard.1")
(global-name "com.apple.pbs.fetch_services")
(global-name "com.apple.tccd.system")
(global-name "com.apple.tsm.uiserver")
(global-name "com.apple.window_proxies")
(global-name "com.apple.windowserver.active")
(local-name "com.apple.tsm.portname")
(global-name-regex #"_OpenStep$"))
(if (equal? os-version "10.7")
(allow mach-lookup
(global-name "com.apple.system.DirectoryService.membership_v1")))
;; Configuration directories
(allow file-read* (subpath (param "PLUGIN_PATH")))
(allow file-read* (subpath (param "WEBKIT2_FRAMEWORK_DIR")))
(allow file* (subpath (param "DARWIN_USER_TEMP_DIR")))
(allow file* (subpath (param "DARWIN_USER_CACHE_DIR")))
(allow file* (subpath (param "NSURL_CACHE_DIR")))
;; Networking
(if (defined? 'system-network)
(system-network)
(begin
(allow file-read* (literal "/Library/Preferences/com.apple.networkd.plist"))
(allow mach-lookup
(global-name "com.apple.SystemConfiguration.SCNetworkReachability")
(global-name "com.apple.networkd"))
(allow network-outbound
(control-name "com.apple.netsrc")
(control-name "com.apple.network.statistics"))
(allow system-socket
(require-all (socket-domain AF_SYSTEM)
(socket-protocol 2)) ; SYSPROTO_CONTROL
(socket-domain AF_ROUTE))))
(allow network-outbound
;; Local mDNSResponder for DNS, arbitrary outbound TCP and UDP
(literal "/private/var/run/mDNSResponder")
(remote tcp)
(remote udp))
(allow network-inbound
(local udp))
;; Open and Save panels
(define (webkit-powerbox)
(allow file-read* file-write* (extension "com.apple.app-sandbox.read-write"))
(allow file-issue-extension
(require-all
(extension-class "com.apple.app-sandbox.read")
(extension "com.apple.app-sandbox.read-write"))
(require-all
(extension-class "com.apple.app-sandbox.read-write")
(extension "com.apple.app-sandbox.read-write"))))
;; Printing
(define (webkit-printing)
(if (defined? 'authorization-right-obtain)
(allow authorization-right-obtain
(right-name "system.print.operator")
(right-name "system.printingmanager")))
(if (defined? 'mach-register)
(deny mach-register (with no-log)
(global-name-regex #"^com\.apple\.ICA-[0-9]+$")))
(if (defined? 'mach-task-name)
(allow mach-task-name))
(allow network-outbound (literal "/private/var/run/cupsd"))
(allow mach-lookup
(global-name "com.apple.printuitool.agent")
(global-name "com.apple.printtool.agent")
(global-name "com.apple.printtool.daemon"))
(allow file-read*
(subpath "/Library/Printers")
(home-literal "/.cups/lpoptions")
(home-literal "/.cups/client.conf")
(literal "/private/etc/cups/client.conf")
(literal "/private/etc/cups/lpoptions")
(subpath "/private/etc/cups/ppd")
(subpath "/private/var/run/cupsd"))
(shared-preferences-read "org.cups.PrintingPrefs"))
;; Text Services Manager
(allow iokit-set-properties (iokit-property "CapsLockDelayOverride"))
;; Image Capture
(define (webkit-imagecapture)
(allow appleevent-send (appleevent-destination "com.apple.imagecaptureextension2")))
;; Camera
(define (webkit-camera)
(allow mach-lookup (extension "com.apple.app-sandbox.mach"))
(allow mach-lookup
(global-name "com.apple.cmio.AppleCameraAssistant")
;; Apple DAL assistants
(global-name "com.apple.cmio.VDCAssistant")
(global-name "com.apple.cmio.AVCAssistant")
(global-name "com.apple.cmio.IIDCVideoAssistant")
;; QuickTimeIIDCDigitizer assistant
(global-name "com.apple.IIDCAssistant"))
(allow iokit-open
;; QuickTimeUSBVDCDigitizer
(iokit-user-client-class "IOUSBDeviceUserClientV2")
(iokit-user-client-class "IOUSBInterfaceUserClientV2"))
(allow device-camera))
;; Microphone
(define (webkit-microphone)
(allow device-microphone))
(if (equal? os-version "10.7")
(allow ipc-posix-shm)
(begin
(if (equal? os-version "10.8")
(allow ipc-posix-shm*
(ipc-posix-name "_CS_GSHMEMLOCK")
(ipc-posix-name "_CS_DSHMEMLOCK")))
(allow ipc-posix-shm*
(ipc-posix-name-regex #"^AudioIO")
(ipc-posix-name-regex #"^CFPBS:")
(ipc-posix-name "com.apple.ColorSync.Gen.lock")
(ipc-posix-name "com.apple.ColorSync.Disp.lock")
(ipc-posix-name "com.apple.ColorSync.Gray2.2")
(ipc-posix-name "com.apple.ColorSync.sRGB")
(ipc-posix-name "com.apple.ColorSync.GenGray")
(ipc-posix-name "com.apple.ColorSync.GenRGB")
(ipc-posix-name-regex #"^com\.apple\.cs\.")
(ipc-posix-name-regex #"^ls\."))
(allow ipc-posix-shm-read*
(ipc-posix-name-regex #"^/tmp/com\.apple\.csseed\.")
(ipc-posix-name "FNetwork.defaultStorageSession")
(ipc-posix-name "apple.shm.notification_center"))))
;; Silently block access to some resources
(deny file-read* file-write* (with no-log)
(subpath "/Network/Library")
(subpath "/Network/Applications")
(home-library-preferences-regex #"/com\.apple\.internetconfig(priv)?\.plist")
;; FIXME: Should be removed after <rdar://problem/9422957> is fixed.
(home-library-literal "/Caches/Cache.db")
;; FIXME: Should be removed after <rdar://problem/10463881> is fixed.
(home-library-preferences-literal "/com.apple.LaunchServices.QuarantineEventsV2")
(home-library-preferences-literal "/com.apple.LaunchServices.QuarantineEventsV2-journal"))
(deny mach-lookup (with no-log)
(global-name "com.apple.FSEvents")
(global-name "com.apple.coreservices.appleevents")
(global-name "com.apple.dock.server")
(global-name-regex #"^com\.apple\.distributed_notifications"))
;; This inserts deny rules for creating symbolic links. The rules are inserted
;; at the end of sandbox profile compilation by overriding the finalizer. The
;; initial value of %finalize must be the last function called.
(letrec
((original-%finalize %finalize)
(webkit-%finalize
(lambda ()
(if (defined? 'vnode-type)
(deny file-write-create
(vnode-type SYMLINK)))
(original-%finalize))))
(set! %finalize webkit-%finalize))
|
