CVE-2026-31679

{"id": "CVE-2026-31679", "cveTags": [], "metrics": {}, "published": "2026-04-25T09:16:01.550", "references": [{"url": "https://git.kernel.org/stable/c/2ca33b88a79ca42f017ae0f7011280325655438e", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/4cae986225f8b8679ad86b924918e7d75a96aa61", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/546b68ac893595877ffbd7751e5c55fd1c43ede6", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/68f32ef0683c8d1c05cd2e4f16818fa63ff59c6f", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/8ed7b9930cbc3bc71f868fa79a68700ac88d586a", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/98de18d327ef8cbbb704980e359e4872d8c28997", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/bd50c7484c3bb34097571c1334174fb8b7408036", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/c1f97152df8dfb17e855ddf0fc409b7bd13e9700", "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "vulnStatus": "Received", "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nopenvswitch: validate MPLS set/set_masked payload length\n\nvalidate_set() accepted OVS_KEY_ATTR_MPLS as variable-sized payload for\nSET/SET_MASKED actions. In action handling, OVS expects fixed-size\nMPLS key data (struct ovs_key_mpls).\n\nUse the already normalized key_len (masked case included) and reject\nnon-matching MPLS action key sizes.\n\nReject invalid MPLS action payload lengths early."}], "lastModified": "2026-04-25T09:16:01.550", "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}