CVEvulnerability

CVE-2026-80692

8.8 HIGH Published 2026-08-28 Modified 2026-10-21 Official page ↗

Status: Received
Published: 2026-08-28
Last modified: 2026-10-21
Assigner: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
CVSS 3.1 (416baaa9-dc9f-4396-8d5f-8c081fb06d67): 8.8 HIGH — CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Description

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci_sync: hold conn in hci_connect_acl/le_sync() callbacks There is theoretical UAF if the conn is freed while the hci_sync task is running. Hold refcount to avoid that.

References

https://git.kernel.org/stable/c/2f5d635ad5906b0235bc0c870e8beba3116e1e98 git.kernel.org
https://git.kernel.org/stable/c/301a4e2e89313dee10f0e8cb084daedbbe4a3dce git.kernel.org
https://git.kernel.org/stable/c/9a77f296aff4b2ca5f2928ab3a3220c82d8b4074 git.kernel.org
https://git.kernel.org/stable/c/a4de6fc95b2f36967fc247ae51cad2171194f7cd git.kernel.org
https://git.kernel.org/stable/c/f0a544ef6e38e4063d0ed72ad83d6bf0f4e70805 git.kernel.org