CVE-2026-43249 | Linux Kernel up to 6.12.74/6.18.15/6.19.5 xen_9pfs_front_free double free (Nessus ID 323086)

A vulnerability was found in Linux Kernel up to 6.12.74/6.18.15/6.19.5. It has been rated as critical. Affected by this vulnerability is the function xen_9pfs_front_free. The manipulation leads to double free. This vulnerability is documented as CVE-2026-43249. The attack requires being on the local network. There is not any exploit available. Upgrading the affected component is advised.