cd10eb9550
Addresses the following denial when debuggerd attempts to stat Webview mmap'd
shared relro files on process crash. Full read permissions may not be necessary:
W/debuggerd( 185): type=1400 audit(0.0:97): avc: denied { search } for name="shared_relro" dev="mmcblk0p28" ino=618955 scontext=u:r:debuggerd:s0 tcontext=u:object_r:shared_relro_file:s0 tclass=dir
Bug: 17101854
Change-Id: I11eea85668ba033c554e5aab99b70a454fb75164
38 lines
1.4 KiB
Text
38 lines
1.4 KiB
Text
# debugger interface
|
|
type debuggerd, domain;
|
|
type debuggerd_exec, exec_type, file_type;
|
|
|
|
init_daemon_domain(debuggerd)
|
|
typeattribute debuggerd mlstrustedsubject;
|
|
allow debuggerd self:capability { dac_override sys_ptrace chown kill fowner };
|
|
allow debuggerd self:capability2 { syslog };
|
|
allow debuggerd domain:dir r_dir_perms;
|
|
allow debuggerd domain:file r_file_perms;
|
|
allow debuggerd domain:lnk_file read;
|
|
allow debuggerd { domain -init -ueventd -watchdogd -healthd -adbd -keystore }:process { ptrace getattr };
|
|
security_access_policy(debuggerd)
|
|
allow debuggerd system_data_file:dir create_dir_perms;
|
|
allow debuggerd system_data_file:dir relabelfrom;
|
|
allow debuggerd tombstone_data_file:dir relabelto;
|
|
allow debuggerd tombstone_data_file:dir create_dir_perms;
|
|
allow debuggerd tombstone_data_file:file create_file_perms;
|
|
allow debuggerd shared_relro_file:dir r_dir_perms;
|
|
allow debuggerd shared_relro_file:file r_file_perms;
|
|
allow debuggerd domain:process { sigstop signal };
|
|
allow debuggerd exec_type:file r_file_perms;
|
|
# Access app library
|
|
allow debuggerd system_data_file:file open;
|
|
|
|
# Connect to system_server via /data/system/ndebugsocket.
|
|
unix_socket_connect(debuggerd, system_ndebug, system_server)
|
|
|
|
userdebug_or_eng(`
|
|
allow debuggerd input_device:dir r_dir_perms;
|
|
allow debuggerd input_device:chr_file rw_file_perms;
|
|
')
|
|
|
|
# logd access
|
|
read_logd(debuggerd)
|
|
|
|
# Check SELinux permissions.
|
|
selinux_check_access(debuggerd)
|