CVE Database›Document archive›CVE-2026-98810

CVE-2026-98810

kernel: wifi: mac80211: fix slab-out-of-bounds read in ieee80211_monitor_select_queue()

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Severity

Moderate

Red Hat Product Security

6.1

CVSS 3.1

Review impact separately from score.

Published · October 18, 2026

Updated · October 24, 2026

Description

A flaw was found in the Linux kernel's mac80211 wireless subsystem. A local attacker can cause a Denial of Service (DoS) or potentially disclose sensitive memory by transmitting specially crafted network packets. This issue occurs because the kernel checks the total packet length instead of verifying that the linear buffer contains the entire header, resulting in an out-of-bounds memory read.

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

CWE-125 · Out-of-bounds Read