CVE-2022-20572

kernel: missing DM_TARGET_IMMUTABLE feature flag in verity_target in drivers/md/dm-verity-target.c

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Severity

Moderate

Red Hat Product Security

6.7

CVSS 3.1

Review impact separately from score.

Published · December 5, 2022

Updated · June 28, 2026

Description

A flaw was found in the Linux kernel, where it is possible to modify read-only files due to a missing permission check. This flaw can lead to local privilege escalation.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 6.7
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

CWE-863 · Incorrect Authorization