Medium severity6.7NVD Advisory· Published Dec 16, 2022· Updated Jun 17, 2026
CVE-2022-20571
CVE-2022-20571
Description
In extract_metadata of dm-android-verity.c, there is a possible way to corrupt kernel memory due to a use after free. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-234030265References: Upstream kernel
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Affected products
3- Android/Android kerneldescription
Patches
Vulnerability mechanics
References
1- source.android.com/security/bulletin/pixel/2022-12-01nvdPatchVendor Advisory
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