VULNERABILITY INTELLIGENCE
CVE-2026-53251
CVSS score5.5 MEDIUM
EPSS probability0.12%
CISA KEVNot currently listed
Published2026-06-25
Last modified2026-07-08
CVSS vectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
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.
Weakness classification
- nvd@nist.gov: CWE-772