| Inseob Kim | ff43be2 | 2021-06-07 16:56:56 +0900 | [diff] [blame^] | 1 | # MLS override can't be used to access private app data. |
| 2 | |
| 3 | # Apps should not normally be mlstrustedsubject, but if they must be |
| 4 | # they cannot use this to access app private data files; their own app |
| 5 | # data files must use a different label. |
| 6 | |
| 7 | neverallow { |
| 8 | mlstrustedsubject |
| 9 | -installd |
| 10 | -iorap_prefetcherd |
| 11 | -iorap_inode2filename |
| 12 | } { app_data_file privapp_data_file }:file ~{ read write map getattr ioctl lock append }; |
| 13 | |
| 14 | neverallow { |
| 15 | mlstrustedsubject |
| 16 | -installd |
| 17 | -iorap_prefetcherd |
| 18 | -iorap_inode2filename |
| 19 | } { app_data_file privapp_data_file }:dir ~{ read getattr search }; |
| 20 | |
| 21 | neverallow { |
| 22 | mlstrustedsubject |
| 23 | -installd |
| 24 | -iorap_prefetcherd |
| 25 | -iorap_inode2filename |
| 26 | -system_server |
| 27 | -adbd |
| 28 | -runas |
| 29 | -zygote |
| 30 | } { app_data_file privapp_data_file }:dir { read getattr search }; |