CVE-2026-72405 | Linux Kernel up to 6.12.96/6.18.39/7.1.4 udp_tunnel udp_tunnel_nic_device_sync_work use after free

August 15, 2026 Yanac

A vulnerability classified as very critical has been found in Linux Kernel up to 6.12.96/6.18.39/7.1.4. This impacts the function udp_tunnel_nic_device_sync_work of the component udp_tunnel. This manipulation causes use after free.

The identification of this vulnerability is CVE-2026-72405. It is possible to initiate the attack remotely. There is no exploit available.

It is recommended to upgrade the affected component.VulDB Recent EntriesRead More