CVE-2025-22103

CVE-2025-22103 causes a NULL pointer dereference in the Linux kernel net: l3mdev_l3_rcv path when deleting an ipvlan l3s link (ipvlan1 type ipvlan mode l3s). The issue arises because ipvlan_l3s_unregister() can set dev->l3mdev_ops to NULL, and l3mdev_l3_rcv() may still access master->l3mdev...