CVE-2026-43479

kernel: net: usb: lan78xx: fix WARN in __netif_napi_del_locked on disconnect

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Severity

Moderate

Red Hat Product Security

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CVSS

Review impact separately from score.

Published · May 13, 2026

Updated · June 28, 2026

Description

A flaw was found in the Linux kernel's USB network device driver (lan78xx). A redundant function call during the disconnection of a USB device can trigger a kernel warning. This issue may lead to system instability or a denial of service, impacting the availability of the system.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CWE-617 · Reachable Assertion