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CVE-2026-42009

GnuTLS

Description

A flaw was found in gnutls. A remote attacker could exploit an issue in the Datagram Transport Layer Security (DTLS) packet reordering logic. The comparator function, responsible for ordering DTLS packets by sequence numbers, did not correctly handle packets with duplicate sequence numbers. This could lead to unstable packet ordering or undefined behavior, resulting in a denial of service.

CVSS 7.5EPSS 1.335%Risque 0.84
Voir la source
Publication
2026-05-18 13:16:32
Versions concernées
unknown
Type
Package
Dernière modification
2026-07-23 12:17:54
Vecteur
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Systèmes d’exploitation
Linux