CVE-2026-63917

The CVE-2026-63917 entry describes a Linux kernel issue in vti6 where changing network namespaces (NETNS) after a tunnel is created can leave a stale netns reference, due to NETIF_F_NETNS_LOCAL being dropped from vti6 devices by commit 61220ab34948. This allows a vti6 tunnel to move across namesp...