CVE-2023-20937

2023-02-2817:15:10

Debian Security Bug Tracker

security-tracker.debian.org

memory corruption

android

linux kernel

local privilege escalation

user interaction

use after free

upstream kernel

cve-2023-20937

android id

CVSS3

7.8

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

Percentile

5.1%

JSON

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

OSVersionArchitecturePackageVersionFilename
Debian12alllinux< 6.1.106-3linux_6.1.106-3_all.deb
Debian11alllinux< 5.10.223-1linux_5.10.223-1_all.deb
Debian999alllinux< 6.10.11-1linux_6.10.11-1_all.deb
Debian13alllinux< 6.10.11-1linux_6.10.11-1_all.deb

OS	Version	Architecture	Package	Version	Filename
Debian	12	all	linux	< 6.1.106-3	linux_6.1.106-3_all.deb
Debian	11	all	linux	< 5.10.223-1	linux_5.10.223-1_all.deb
Debian	999	all	linux	< 6.10.11-1	linux_6.10.11-1_all.deb
Debian	13	all	linux	< 6.10.11-1	linux_6.10.11-1_all.deb