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

Bluetooth: btusb: fix use-after-free on registration failure

Make sure to release the sibling interfaces in case controller
registration fails to avoid use-after-free and double-free when they are
eventually disconnected.

This issue was reported by Sashiko while reviewing a fix for a wakeup
source leak in the btusb probe errors paths.
Advisories
Source ID Title
Debian DLA Debian DLA DLA-4717-1 linux security update
Debian DLA Debian DLA DLA-4720-1 linux security update
Debian DLA Debian DLA DLA-4723-1 linux-6.1 security update
Debian DLA Debian DLA DLA-4724-1 linux-6.12 new package
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Sat, 01 Aug 2026 01:45:00 +0000

Type Values Removed Values Added
Weaknesses CWE-416

Thu, 30 Jul 2026 12:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-825
References
Metrics threat_severity

None

cvssV3_1

{'score': 7.0, 'vector': 'CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H'}

threat_severity

Moderate


Tue, 28 Jul 2026 16:15:00 +0000

Type Values Removed Values Added
Weaknesses CWE-416

Sat, 25 Jul 2026 09:30:00 +0000

Type Values Removed Values Added
Description In the Linux kernel, the following vulnerability has been resolved: Bluetooth: btusb: fix use-after-free on registration failure Make sure to release the sibling interfaces in case controller registration fails to avoid use-after-free and double-free when they are eventually disconnected. This issue was reported by Sashiko while reviewing a fix for a wakeup source leak in the btusb probe errors paths.
Title Bluetooth: btusb: fix use-after-free on registration failure
First Time appeared Linux
Linux linux Kernel
CPEs cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*
Vendors & Products Linux
Linux linux Kernel
References

Projects

Sign in to view the affected projects.

cve-icon MITRE

Status: PUBLISHED

Assigner: Linux

Published:

Updated: 2026-07-25T08:51:35.245Z

Reserved: 2026-07-19T15:36:31.790Z

Link: CVE-2026-64471

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Received

Published: 2026-07-25T10:17:32.510

Modified: 2026-07-25T10:17:32.510

Link: CVE-2026-64471

cve-icon Redhat

Severity : Moderate

Publid Date: 2026-07-25T00:00:00Z

Links: CVE-2026-64471 - Bugzilla

cve-icon OpenCVE Enrichment

Updated: 2026-08-02T12:30:05Z

Weaknesses