diff --git a/private/ephemeral_app.te b/private/ephemeral_app.te index eeb022bf9be80222cb98d57890a74bfc62b3abd2..7694739bdb5ec822b9e25bc7e98575b99d26435f 100644 --- a/private/ephemeral_app.te +++ b/private/ephemeral_app.te @@ -19,6 +19,10 @@ app_domain(ephemeral_app) # Allow ephemeral apps to read/write files in visible storage if provided fds allow ephemeral_app { sdcard_type media_rw_data_file }:file {read write getattr ioctl lock append}; +# Some apps ship with shared libraries and binaries that they write out +# to their sandbox directory and then execute. +allow ephemeral_app app_data_file:file {r_file_perms execute}; + # services allow ephemeral_app audioserver_service:service_manager find; allow ephemeral_app cameraserver_service:service_manager find; @@ -35,8 +39,7 @@ allow ephemeral_app ephemeral_app_api_service:service_manager find; ### neverallow rules ### -# Executable content should never be loaded from an ephemeral app home directory. -neverallow ephemeral_app app_data_file:file { execute execute_no_trans }; +neverallow ephemeral_app app_data_file:file execute_no_trans; # Receive or send uevent messages. neverallow ephemeral_app domain:netlink_kobject_uevent_socket *; diff --git a/private/seapp_contexts b/private/seapp_contexts index dc7e3893bf4b57438a74f6b3b7cb35e8c22ac207..a97fc70552313b4c51a14a48a444978d87b9e05b 100644 --- a/private/seapp_contexts +++ b/private/seapp_contexts @@ -105,7 +105,6 @@ user=_isolated domain=isolated_app levelFrom=user user=_app seinfo=media domain=mediaprovider name=android.process.media type=app_data_file levelFrom=user user=_app seinfo=platform domain=platform_app type=app_data_file levelFrom=user user=_app isV2App=true isEphemeralApp=true domain=ephemeral_app type=app_data_file levelFrom=user -user=_app isV2App=true domain=untrusted_v2_app type=app_data_file levelFrom=user user=_app isPrivApp=true domain=priv_app type=app_data_file levelFrom=user user=_app minTargetSdkVersion=26 domain=untrusted_app type=app_data_file levelFrom=user user=_app domain=untrusted_app_25 type=app_data_file levelFrom=user