Vulnerability Bulletins

CVE-2026-43021

   
Affected software LINUX KERNEL
 
In the Linux kernel, the following vulnerability has been resolved:

Bluetooth: hci_sync: fix leaks when hci_cmd_sync_queue_once fails

When hci_cmd_sync_queue_once() returns with error, the destroy callback
will not be called.

Fix leaking references / memory on these failures.

Link:

https://nvd.nist.gov/vuln/detail/CVE-2026-43021