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.

Related CVEs

CVE-2021-0320

Key Information

GHSA ID

GHSA-6pfh-vwh5-gvrc

Published

May 24, 2022 5:38 PM

Last Modified

May 24, 2022 5:38 PM

CVSS Score

5.0 /10

Primary Ecosystem

Unknown

Primary Package

Unknown

GitHub Reviewed

✗ No

Dataset

Last updated: September 19, 2025 6:29 AM

Data from GitHub Advisory Database. This information is provided for research and educational purposes.