In broadcastIntentLockedTraced of BroadcastController.java, there is a possible way to launch arbitrary activities from the background on t…

In broadcastIntentLockedTraced of BroadcastController.java, there is a possible way to launch arbitrary activities from the background on the paired companion phone due to a logic error in the code. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.