CVE-2023-20937

high

Description

In several functions of the Android Linux kernel, there is a possible way to corrupt memory due to a use after free. 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-257443051References: Upstream kernel

References

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

http://packetstormsecurity.com/files/171239/Android-GKI-Kernels-Contain-Broken-Non-Upstream-Speculative-Page-Faults-MM-Code.html

Details

Source: Mitre, NVD

Published: 2023-02-28

Updated: 2025-03-21

Risk Information

CVSS v2

Base Score: 6.8

Vector: CVSS2#AV:L/AC:L/Au:S/C:C/I:C/A:C

Severity: Medium

CVSS v3

Base Score: 7.8

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Severity: High

EPSS

EPSS: 0.0004