{"id":"CVE-2026-31518","state":"PUBLISHED","title":"esp: fix skb leak with espintcp and async crypto","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nesp: fix skb leak with espintcp and async crypto\n\nWhen the TX queue for espintcp is full, esp_output_tail_tcp will\nreturn an error and not free the skb, because with synchronous crypto,\nthe common xfrm output code will drop the packet for us.\n\nWith async crypto (esp_output_done), we need to drop the skb when\nesp_output_tail_tcp returns an error.","publishedAt":"2026-04-22T13:54:34.191Z","updatedAt":"2026-10-15T01:16:51.564Z","severity":null,"assigner":"Linux","products":["Linux 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