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CVE-2025-68282

kernel: Linux kernel: Use-after-free in USB gadget driver due to race condition during teardown

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Severity

Moderate

Red Hat Product Security

6.3

CVSS 3.1

Review impact separately from score.

Published · December 16, 2025

Updated · June 30, 2026

Description

A flaw was found in the Linux kernel's USB gadget driver. A race condition occurs during the teardown process of a USB gadget, specifically within the usb_gadget_state_work() function. This allows a local attacker with low privileges to trigger a use-after-free vulnerability. Exploitation of this flaw, though complex, could lead to information disclosure and a denial of service.

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 · 6.3
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:H

CWE-364 · Signal Handler Race Condition