CVE-2026-31722

kernel: usb: gadget: f_rndis: Fix net_device lifecycle with device_move

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Severity

Unknown

Red Hat Product Security

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CVSS

Review impact separately from score.

Published · May 1, 2026

Updated · June 28, 2026

Description

A flaw was found in the Linux kernel's USB gadget RNDIS (Remote Network Driver Interface Specification) function. During the unbinding process of a USB gadget device, the associated network device (net_device) may not be correctly reparented, resulting in dangling symbolic links within the system's sysfs filesystem. This improper management of the device lifecycle could potentially lead to system instability or unexpected behavior.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CWE-772 · Missing Release of Resource after Effective Lifetime