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.
References
Link | Resource |
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https://source.android.com/security/bulletin/2021-01-01 | Patch Vendor Advisory |
Configurations
Configuration 1 (hide)
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Information
Published : 2021-01-11 14:15
Updated : 2021-01-13 08:45
NVD link : CVE-2021-0320
Mitre link : CVE-2021-0320
JSON object : View
CWE
CWE-362
Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
Products Affected
- android