Description


A flaw was found in the Linux kernel. A denial of service problem is identified if an extent tree is corrupted in a crafted ext4 filesystem in fs/ext4/extents.c in ext4_es_cache_extent. Fabricating an integer overflow, A local attacker with a special user privilege may cause a system crash problem which can lead to an availability threat.

Related CPE's


References


https://bugzilla.redhat.com/show_bug.cgi?id=1972621

Issue TrackingPermissions RequiredThird Party Advisory


Weaknesses



CWE-190


CWE-190

CVSS impact metrics


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

5.5 · Medium

  • CVSS V3.1

  • CVSS V3.0

  • CVSS V2.0

Information


Source identifier

[email protected]

Vulnerability status

Analyzed

Published

2022-03-04T18:15:08.130

3 years ago

Last modified

2022-03-11T15:39:51.520

3 years ago