Vulnerability Description
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
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Android | - |
Related Weaknesses (CWE)
References
- http://packetstormsecurity.com/files/170855/Android-Binder-VMA-Management-Securi
- https://source.android.com/security/bulletin/2023-01-01Vendor Advisory
- http://packetstormsecurity.com/files/170855/Android-Binder-VMA-Management-Securi
- https://source.android.com/security/bulletin/2023-01-01Vendor Advisory
FAQ
What is CVE-2023-20928?
CVE-2023-20928 is a vulnerability with a CVSS score of 7.8 (HIGH). 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 inter...
How severe is CVE-2023-20928?
CVE-2023-20928 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2023-20928?
Check the references section above for vendor advisories and patch information. Affected products include: Google Android.