CVE-2023-20939

State: Published
Severity: 7.8 High
Published: Feb 28, 2023
Updated: Mar 21, 2025
Reserved: Nov 3, 2022

Description

In multiple functions of looper_backed_event_loop.cpp, there is a possible way to corrupt memory due to improper locking. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android-12 Android-12L Android-13Android ID: A-243362981

Scores

CVSS	Score	Vector	Source
3.1	7.8 High	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H	CISA-ADP

Weaknesses

CWE-667 Improper Locking

Affected Products

Product	Versions
Androidn/a	Android-12 Android-12L Android-13Affected

References

https://source.android.com/security/bulletin/2023-02-01

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