server/wm/WindowManagerService.java in Android 6.x before 2016-09-01 does not enforce the DISALLOW_SAFE_BOOT setting, which allows physically proximate attackers to bypass intended access restrictions and boot to safe mode via unspecified vectors, aka internal bug 26251884.
| Software | From | Fixed in |
|---|---|---|
| google / android | 6.0.1 | 6.0.1.x |
| google / android | 6.0 | 6.0.x |