CVE-2023-20928

In binder_vma_close of binder.c, there is a possible use after free 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 kernelAndroid ID: A-254837884References: Upstream kernel

Score

CVSS 3.1 7.8 High

Status

Modified - security@android.com

Published

2023-01-26

Last modified

2025-04-02

Weaknesses

CWE-416, CWE-667

Affected products

• Android (Google)

References

• http://packetstormsecurity.com/files/170855/Android-Binder-VMA-Management-Security-Issues.html
• https://source.android.com/security/bulletin/2023-01-01