Vulnerability Details 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
Exploit prediction scoring system (EPSS) score
EPSS Score 0.001
EPSS Ranking 18.7%
CVSS Severity
CVSS v3 Score 7.8
References
- http://packetstormsecurity.com/files/170855/Android-Binder-VMA-Management-Security-Issues.html
- https://source.android.com/security/bulletin/2023-01-01
- http://packetstormsecurity.com/files/170855/Android-Binder-VMA-Management-Security-Issues.html
- https://source.android.com/security/bulletin/2023-01-01