CVE-2026-72393

The CVE-2026-72393 issue affects the Linux kernel’s fbnic path for Ethernet devices. The bug arises in fbnic_tx_lso where skb_cow_head() may reallocate the skb and its shared info, causing a use-after-free by tracing a 4-byte read inside a freed skb region. This is a network-attack surface via UD...