CVE-2026-31738 | Linux Kernel up to 6.19.11 vxlan vxlan_na_create privilege escalation

A vulnerability marked as critical has been reported in Linux Kernel up to 6.19.11. Affected is the function vxlan_na_create of the component vxlan. The manipulation leads to privilege escalation.

This vulnerability is listed as CVE-2026-31738. The attack must be carried out from within the local network. There is no available exploit.

It is suggested to upgrade the affected component.