In sanitizeSbn of NotificationManagerService.java, there is a possible way to launch an activity from the background due to BAL Bypass. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Android | 11.0 (including) | 11.0 (including) | |
| Android | 12.0 (including) | 12.0 (including) | |
| Android | 12.1 (including) | 12.1 (including) | |
| Android | 13.0 (including) | 13.0 (including) | |
| Android | 14.0 (including) | 14.0 (including) |
References
- https://android.googlesource.com/platform/frameworks/base/+/442b4390c1f04b0e74ae4a7e349418dad4e7522e
- https://source.android.com/security/bulletin/2023-11-01
- https://android.googlesource.com/platform/frameworks/base/+/442b4390c1f04b0e74ae4a7e349418dad4e7522e
- https://source.android.com/security/bulletin/2023-11-01