In createSessionInternal of PackageInstallerService.java, there is a possible run-as any app due to improper input validation. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.
In key-based pairing, there is a possible ID due to a logic error in the code. This could lead to remote (proximal/adjacent) information disclosure of user's conversations and location with no additional execution privileges needed. User interaction is not needed for exploitation.