Unrated severityNVD Advisory· Published Dec 15, 2021· Updated Aug 4, 2024
CVE-2021-39656
CVE-2021-39656
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
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Affected products
2- Android/Android kerneldescription
Patches
Vulnerability mechanics
References
1- source.android.com/security/bulletin/pixel/2021-12-01mitrex_refsource_MISC
News mentions
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