CVE-2022-49376

kernel: scsi: sd: Fix potential NULL pointer dereference

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Severity

Low

Red Hat Product Security

5.5

CVSS 3.1

Review impact separately from score.

Published · February 26, 2025

Updated · June 30, 2026

Description

A flaw was found in the Linux kernel's SCSI subsystem. A NULL pointer dereference can be triggered when an error occurs before the sdkp->device object is fully initialized, causing a system crash and a denial of service.

Statement

This issue has been fixed in Red Hat Enterprise Linux 8.8 and 9.2 via RHSA-2023:2951 [1] and RHSA-2023:2458 [2], respectively.

[1]. https://access.redhat.com/errata/RHSA-2023:2951

[2]. https://access.redhat.com/errata/RHSA-2023:2458

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

CWE-476 · NULL Pointer Dereference