CVE-2025-38641

kernel: Bluetooth: btusb: Fix potential NULL dereference on kmalloc failure

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Severity

Moderate

Red Hat Product Security

6.6

CVSS 3.1

Review impact separately from score.

Published · August 22, 2025

Updated · June 30, 2026

Description

In the Linux kernel, the following vulnerability has been resolved:

Bluetooth: btusb: Fix potential NULL dereference on kmalloc failure

Avoid potential NULL pointer dereference by checking the return value of kmalloc and handling allocation failure properly.

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 · 6.6
CVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CWE-476 · NULL Pointer Dereference