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CVE-2026-23175

kernel: Linux kernel: Denial of service due to missing lock in networking component

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Severity

Important

Red Hat Product Security

7

CVSS 3.1

Review impact separately from score.

Published · February 14, 2026

Updated · August 14, 2026

Description

A flaw was found in the Linux kernel's networking component. A local attacker with low privileges could exploit a missing lock mechanism when handling network interface operations. This can lead to an assertion failure, causing a denial of service and potentially impacting the system's availability, confidentiality, and integrity.

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 · 7
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

CWE-413 · Improper Resource Locking