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CVE-2026-99197

kernel: net: mv643xx: move setting of netops to fix crash

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Severity

Moderate

Red Hat Product Security

4.4

CVSS 3.1

Review impact separately from score.

Published · October 28, 2026

Updated · October 29, 2026

Description

A flaw was found in the Linux kernel's Marvell mv643xx Ethernet driver. This flaw can result in a Denial of Service (DoS) by causing the system to crash during device initialization. The issue occurs because the driver attempts to attach the physical network interface before assigning its internal operations table. When network traffic shaping features are enabled, this improper ordering triggers a null pointer dereference that halts the kernel during device probing.

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 · 4.4
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H

CWE-476 · NULL Pointer Dereference