In multiple methods of NotificationChannel.java, there is a possible desynchronization from persistence due to improper input validation. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is needed for exploitation.
| Software | From | Fixed in |
|---|---|---|
| google / android | 15.0 | 15.0.x |
| google / android | 16.0 | 16.0.x |