The report details a heap Use-After-Free (UAF) vulnerability within the `android.hardware.automotive.evs-default` HAL service, stemming from unsynchronized access to an `std::unordered_map`. An unprivileged application with access to the EVS manager can trigger this UAF by making concurrent calls to `setExtendedInfo` and `getExtendedInfo`, potentially enabling code execution within the privileged HAL process.
Unknown