← Retour à la recherche de CVE

CVE-2026-31679

openvswitch

Description

In the Linux kernel, the following vulnerability has been resolved: openvswitch: validate MPLS set/set_masked payload length validate_set() accepted OVS_KEY_ATTR_MPLS as variable-sized payload for SET/SET_MASKED actions. In action handling, OVS expects fixed-size MPLS key data (struct ovs_key_mpls). Use the already normalized key_len (masked case included) and reject non-matching MPLS action key sizes. Reject invalid MPLS action payload lengths early.

CVSS 7.1EPSS 0.117%Risque 0.72
Voir la source
Publication
2026-04-25 09:16:01
Versions concernées
unknown
Type
Core software
Vecteur
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H
Systèmes d’exploitation
Linux