Medium severity6.7NVD Advisory· Published Mar 24, 2023· Updated Jun 17, 2026
CVE-2023-21020
CVE-2023-21020
Description
In registerSignalHandlers of main.c, there is a possible local arbitrary code execution 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-13Android ID: A-256591441
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Affected products
2- Range: 13
Patches
Vulnerability mechanics
References
1- source.android.com/security/bulletin/pixel/2023-03-01nvdPatchVendor Advisory
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