CVE Database›CVE-2022-48674

CVE-2022-48674

kernel: erofs: fix pcluster use-after-free on UP platforms

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Severity

Moderate

Red Hat Product Security

5.5

CVSS 3.1

Review impact separately from score.

Published · May 3, 2024

Updated · November 21, 2025

Description

A vulnerability was found in the Linux kernel, involving a group of functions that handle the pcluster on uni processor (UP) machines. Due to improper handling of the refcount in the pcluster memory, this can lead to a use-after-free scenario, causing memory corruption or crashes.

Statement

Red Hat Enterprise Linux is not impacted by this CVE, as this vulnerability does not affect the specific versions or configurations of the Linux kernel used in its distributions. This ensures that users of Red Hat Enterprise Linux are not exposed to the potential risks associated with this issue and no further action or mitigation is necessary for systems running this operating system.

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

Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.

CVSS / CWE

CVSS 3.1 · 5.5
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CWE not specified