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CVE-2021-39656

MEDIUM CVSS: 6.7 Published: 2021-12-15 Modified: 2026-06-17

Description

In __configfs_open_file of file.c, there is a possible use-after-free due to improper locking. This could lead to local escalation of privilege in the kernel with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-174049066References: Upstream kernel

Affected Platforms

Google Android

Weakness Type

CWE-416, CWE-667

References