CVE-2022-20571

In extract_metadata of dm-android-verity.c, there is a possible way to corrupt kernel memory due to a use after free

Medium · published December 16, 2022

CVSS v3.1
6.7
EPSS
0%
Percentile
7.3
In the wild
Unconfirmed
What it is

In extract_metadata of dm-android-verity.c, there is a possible way to corrupt kernel memory due to a use after free. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-234030265References: Upstream kernel

The record
Technical detail
CVSS v3.1
6.7 · MEDIUM
Vector
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00182 · 7.3th percentile
Published
2022-12-16T00:00Z
EPSS history
Timeline
  • 16 DEC 00:00Z
    In extract_metadata of dm-android-verity.c, there is a possible way to corrupt kernel memory due to a use after free
    cvelistv5