CVE-2022-20158

In bdi_put and bdi_unregister of backing-dev.c, there is a possible memory corruption due to a use after free

Medium · published August 11, 2022

CVSS v3.1
6.7
EPSS
0%
Percentile
1.9
In the wild
Unconfirmed
What it is

In bdi_put and bdi_unregister of backing-dev.c, there is a possible memory corruption 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-182815710References: 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
0.00123 · 1.9th percentile
Published
2022-08-11T14:58Z
EPSS history
Timeline
  • 11 AUG 14:58Z
    In bdi_put and bdi_unregister of backing-dev.c, there is a possible memory corruption due to a use after free
    cvelistv5