CVE-2021-4148

medium

Description

A vulnerability was found in the Linux kernel's block_invalidatepage in fs/buffer.c in the filesystem. A missing sanity check may allow a local attacker with user privilege to cause a denial of service (DOS) problem.

References

https://lkml.org/lkml/2021/9/17/1037

https://lkml.org/lkml/2021/9/12/323

https://bugzilla.redhat.com/show_bug.cgi?id=2026487

Details

Source: Mitre, NVD

Published: 2022-03-23

Updated: 2022-03-30

Risk Information

CVSS v2

Base Score: 4.9

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

Severity: Medium

CVSS v3

Base Score: 5.5

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