CVE Database›Document archive›CVE-2024-40942

CVE-2024-40942

kernel: wifi: mac80211: mesh: Fix leak of mesh_preq_queue objects

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Severity

Moderate

Red Hat Product Security

6.1

CVSS 3.1

Review impact separately from score.

Published · July 12, 2024

Updated · November 21, 2025

Description

A vulnerability was found in the Linux kernel's mac80211 mesh networking code. This issue can cause a memory leak of mesh_preq_queue objects, which track mesh paths needing resolution. These objects are not properly cleaned up when mesh paths are deleted, such as when a mesh interface is removed. The issue was detected through KASAN reports of unreferenced objects, indicating leaked memory.

Statement

Red Hat Enterprise Linux is not vulnerable to this CVE, as it does not affect the versions or configurations of the Linux kernel used in its distributions.

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 · 6.1
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:L

CWE-402 · Transmission of Private Resources into a New Sphere ('Resource Leak')