CVE-2023-20928

7.8 highEPSS 0.2%

High (7.8) in google android. EPSS 0.2% chance of exploitation in the next 30 days.

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

Severity

CVSS 3.1

7.8 high

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS: 0.2% chance of exploitation in the next 30 days; higher than 7% of CVEs (scores of 2026-10-31)
CWEs: CWE-416, CWE-667
Published: 2023-01-26
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

google:android

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

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