platform_system_sepolicy/private/untrusted_app_27.te
Bram Bonné ea5460ab6e untrusted_app_30: add new targetSdk domain
Enforce new requirements on app with targetSdkVersion=32 including:
- No RTM_GETNEIGH on netlink route sockets.
- No RTM_GETNEIGHTBL on netlink route sockets.

Bug: 171572148
Test: atest NetworkInterfaceTest
Test: atest bionic-unit-tests-static
Test: atest CtsSelinuxTargetSdkCurrentTestCases
Test: atest CtsSelinuxTargetSdk30TestCases
Test: atest CtsSelinuxTargetSdk29TestCases
Test: atest CtsSelinuxTargetSdk28TestCases
Test: atest CtsSelinuxTargetSdk27TestCases
Test: atest CompatChangesSelinuxTest
Test: atest NetlinkSocketTest
Change-Id: I2167e6cd564854c2656ee06c2202cfff2b727af5
2021-07-05 11:42:31 +02:00

42 lines
1.7 KiB
Text

###
### Untrusted_27.
###
### This file defines the rules for untrusted apps running with
### 25 < targetSdkVersion <= 28.
###
### See public/untrusted_app.te for more information about which apps are
### placed in this selinux domain.
###
typeattribute untrusted_app_27 coredomain;
app_domain(untrusted_app_27)
untrusted_app_domain(untrusted_app_27)
net_domain(untrusted_app_27)
bluetooth_domain(untrusted_app_27)
# Text relocation support for API < 23. This is now disallowed for targetSdkVersion>=Q.
# https://android.googlesource.com/platform/bionic/+/master/android-changes-for-ndk-developers.md#text-relocations-enforced-for-api-level-23
allow untrusted_app_27 { apk_data_file app_data_file asec_public_file }:file execmod;
# The ability to call exec() on files in the apps home directories
# for targetApi 26, 27, and 28.
allow untrusted_app_27 app_data_file:file execute_no_trans;
auditallow untrusted_app_27 app_data_file:file { execute execute_no_trans };
# The ability to invoke dex2oat. Historically required by ART, now only
# allowed for targetApi<=28 for compat reasons.
allow untrusted_app_27 dex2oat_exec:file rx_file_perms;
userdebug_or_eng(`auditallow untrusted_app_27 dex2oat_exec:file rx_file_perms;')
# The ability to talk to /dev/ashmem directly. targetApi>=29 must use
# ASharedMemory instead.
allow untrusted_app_27 ashmem_device:chr_file rw_file_perms;
auditallow untrusted_app_27 ashmem_device:chr_file open;
# Read /mnt/sdcard symlink.
allow untrusted_app_27 mnt_sdcard_file:lnk_file r_file_perms;
# allow sending RTM_GETNEIGH{TBL} messages.
allow untrusted_app_27 self:netlink_route_socket nlmsg_getneigh;
auditallow untrusted_app_27 self:netlink_route_socket nlmsg_getneigh;