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.
Affected products
linux: linux kernel
References8
- git.kernel.org/stable/c/14e02f1449ba425a44dedbec9a21efafb056e09f Patch
- git.kernel.org/stable/c/1ce5012944afaddbda939ec6bae9800fce84abbc Patch
- git.kernel.org/stable/c/468fcdfaeb937163dd250773a9fed17ab1fa203c Patch
- git.kernel.org/stable/c/8db0ce3de78367f61c2970c0f16d9adee8830a23 Patch
- git.kernel.org/stable/c/da7d7758fe884b256ddc9fef562e5ddef7952383 Patch
- git.kernel.org/stable/c/e09ac7d0c6859a360bf36e7104aef03f88184e0b Patch
- git.kernel.org/stable/c/e6313b800da61a26c2fdd5eba0105e197c0ab3bc Patch
- git.kernel.org/stable/c/eedc6867ebad73edbfaf9a0a65fbef7115cc4753 Patch
Metrics
- CVSS 3.1
-
7.8
HIGH
Score source: NVD
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - EPSS — exploit probability
- 0% percentile: 3 · as of 13 November 2026
- CWE
- CWE-416
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