CVE-2023-53433

CVE-2023-53433 affects the Linux kernel’s VLAN handling. The issue arises from the change to add a new helper, vlan_get_protocol_and_depth(), to fix callers that relied on skb->head for MAC header data. Before the fix, code paths used pskb_may_pull() instead of skb_header_pointer() in __vlan_g...