CVE-2026-53251

Published: Jun 25, 2026Modified: Jul 8, 2026

5.5

Vector

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

Exploitability: 1.8 / Impact: 3.6

Source: NVD

Description

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: ISO: Fix not releasing hdev reference on iso_conn_big_sync hci_get_route() returns a reference-counted hci_dev pointer via hci_dev_hold(). The function exits normally or with an error without ever releasing it.

Affected (10)

Products: Linux: Linux Kernel

Linux

1 product

Linux Kernel

Configuration A

10 vulnerable

Vulnerable Software	Affected Versions
Linux Linux Kernel	6.11.11 ≤ version < 6.12
Linux Linux Kernel	6.12.2 ≤ version < 6.12.94
Linux Linux Kernel	6.13 ≤ version < 6.18.36
Linux Linux Kernel	6.19 ≤ version < 7.0.13
Linux Linux Kernel	Version 7.1 rc1
Linux Linux Kernel	Version 7.1 rc2
Linux Linux Kernel	Version 7.1 rc3
Linux Linux Kernel	Version 7.1 rc4
Linux Linux Kernel	Version 7.1 rc5
Linux Linux Kernel	Version 7.1 rc6