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do not assume dev_hard_header() does not change skb->head","CVE":"CVE-2026-22988","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"22988","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\narp: do not assume dev_hard_header() does not change skb->head\n\narp_create() is the only dev_hard_header() caller\nmaking assumption about skb->head being unchanged.\n\nA recent commit broke this assumption.\n\nInitialize @arp pointer after dev_hard_header() call.","Type":"Description","Title":"arp: do not assume dev_hard_header() does not change skb->head"}]}}}