CVE-2026-43021

MediumCVSS 5.5/10Last modified Jun 17, 2026

Description

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

Bluetooth: hci_sync: fix leaks when hci_cmd_sync_queue_once fails

When hci_cmd_sync_queue_once() returns with error, the destroy callback will not be called.

Fix leaking references / memory on these failures.

Metrics

CVSS 3.1 5.5/10CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-401

Affected software

No affected versions have been published.

Timeline

Published
May 1, 2026
Last modified
Jun 17, 2026
NVD status
Analyzed

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CVE-2026-43021: Medium severity, CVSS 5.5 | Vulnix