CVEs-PoC/2021/CVE-2021-0320.md

CVE-2021-0320

Description

In is_device_locked and set_device_locked of keystore_keymaster_enforcement.h, there is a possible bypass of lockscreen requirements for keyguard bound keys due to a race condition. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation. Product: Android; Versions: Android-10, Android-11; Android ID: A-169933423.

POC

Reference

No PoCs from references.

Github

• https://github.com/TinyNiko/android_bulletin_notes