In multiple functions of MetaDataBase.cpp, there is a possible UAF write due to a race condition. This could lead to remote escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.
https://www.ic3.gov/Media/News/2024/241010.pdf
https://source.android.com/security/bulletin/2023-12-01
https://android.googlesource.com/platform/frameworks/av/+/58fd993a89a3a22fa5a4a1a4548125c6783ec80c