CVE-2026-98326

kernel: wifi: mac80211: mesh: release the channel if start fails

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Severity

Low

Red Hat Product Security

5.5

CVSS 3.1

Review impact separately from score.

Published · October 6, 2026

Updated · October 9, 2026

Description

A flaw was found in the Linux kernel's mac80211 wireless subsystem. When an attempt to start a wireless mesh network fails, the channel context is not properly released. A local user could exploit this flaw during network interface removal, leading to driver state inconsistency and a potential Denial of Service (DoS).

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-772 · Missing Release of Resource after Effective Lifetime