Race condition

2021-01-1122:15:00

PRIOn knowledge base

www.prio-n.com

4.5 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

5.1%

JSON

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.

CPENameOperatorVersion
androideq10.0
androideq11.0

CPE	Name	Operator	Version
	android	eq	10.0
	android	eq	11.0

References

source.android.com/security/bulletin/2021-01-01