CVE-2023-53018: Linux Kernel

Medium severity, CVSS 5.5. EPSS: 0.2% chance of exploitation in the next 30 days.

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hci_conn: Fix memory leaks When hci_cmd_sync_queue() failed in hci_le_terminate_big() or hci_le_big_terminate(), the memory pointed by variable d is not freed, which will cause memory leak. Add release process to error path.

Affected products

• Linux Linux Kernel: from 6.0, before 6.1.9 (fixed in 6.1.9); version 6.2 only

Published 2025-03-27. Last modified 2026-06-17.