CVE-2022-50004

kernel: xfrm: policy: fix metadata dst->dev xmit null pointer dereference

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Severity

Moderate

Red Hat Product Security

5.5

CVSS 3.1

Review impact separately from score.

Published · June 18, 2025

Updated · July 22, 2026

Description

A flaw was found in the XFRM policy support in the Linux kernel. A NULL pointer dereference can be triggered when a socket buffer is transmitted via an XFRM interface due to a missing check, resulting in a denial of service.

Statement

This issue has been fixed in Red Hat Enterprise Linux 9.3 via RHSA-2023:6583 [1].

[1]. https://access.redhat.com/errata/RHSA-2023:6583

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