CVE-2026-64471

high

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.

References

https://git.kernel.org/stable/c/eedc6867ebad73edbfaf9a0a65fbef7115cc4753

https://git.kernel.org/stable/c/e6313b800da61a26c2fdd5eba0105e197c0ab3bc

https://git.kernel.org/stable/c/e09ac7d0c6859a360bf36e7104aef03f88184e0b

https://git.kernel.org/stable/c/da7d7758fe884b256ddc9fef562e5ddef7952383

https://git.kernel.org/stable/c/8db0ce3de78367f61c2970c0f16d9adee8830a23

https://git.kernel.org/stable/c/468fcdfaeb937163dd250773a9fed17ab1fa203c

https://git.kernel.org/stable/c/1ce5012944afaddbda939ec6bae9800fce84abbc

https://git.kernel.org/stable/c/14e02f1449ba425a44dedbec9a21efafb056e09f

Details

Source: Mitre, NVD

Published: 2026-07-25

Updated: 2026-07-25

Risk Information

CVSS v2

Base Score: 3.6

Vector: CVSS2#AV:L/AC:L/Au:N/C:P/I:N/A:P

Severity: Low

CVSS v3

Base Score: 7.1

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

Severity: High

EPSS

EPSS: 0.0022