CVE-2023-53028

kernel: Revert "wifi: mac80211: fix memory leak in ieee80211_if_add()"

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Severity

Low

Red Hat Product Security

5.5

CVSS 3.1

Review impact separately from score.

Published · March 27, 2025

Updated · August 5, 2026

Description

A flaw was found in the mac80211 module in the Linux kernel. When the device can not be registered due to an error, its memory is released twice, causing a NULL pointer to dereference, resulting in a system crash and a denial of service.

Statement

This issue has been fixed in Red Hat Enterprise Linux 8.9 and 9.3 via RHSA-2023:7077 [1] and RHSA-2023:6583 [2], respectively.

[1]. https://access.redhat.com/errata/RHSA-2023:7077

[2]. 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