CVE Database›Document archive›CVE-2022-49215

CVE-2022-49215

kernel: xsk: Fix race at socket teardown

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Severity

Moderate

Red Hat Product Security

4.7

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 XDP socket support. A race condition in the XSK socket cleanup can cause a NULL pointer dereference and result in a denial of service.

Statement

This issue has been fixed in Red Hat Enterprise Linux 9.1 via RHSA-2022:8267 [1].

[1]. https://access.redhat.com/errata/RHSA-2022:8267

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 · 4.7
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H

CWE-476 · NULL Pointer Dereference