CVE-2026-42015

Gnutls: gnutls: memory corruption due to off-by-one error in pkcs#12 bag handling

En bref

Sévérité: MEDIUM 5.3
EPSS: EPSS 0.73 % · centile 54 (2026-10-27)
État: PUBLISHED
Publiée: 2026-05-26
Mise à jour: 2026-10-14
Attribuée par: redhat
Statut NVD: Awaiting Analysis

Description

A flaw was found in gnutls. An off-by-one error exists in the PKCS#12 bag element bounds check. This vulnerability allows an remote attacker to write past the internal array of a PKCS#12 bag when appending to a bag that already contains 32 elements. This memory corruption could lead to a denial of service (DoS) or potentially other unspecified impacts.

Scores

Version	Score	Vecteur	Évalué par
CVSS 3.1	MEDIUM 5.3	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L	redhat
CVSS 3.1	MEDIUM 5.3	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L	NVD · secalert@redhat.com (Secondary)

Faiblesses (CWE)

CWE-193

Références européennes

ENISA EUVD · EUVD-2026-32012
GCVE · GCVE-0-2026-42015

Avis du CERT-FR

CERTFR-2026-AVI-1385 — Multiples vulnérabilités dans les produits VMware · cert.ssi.gouv.fr
CERTFR-2026-AVI-1094 — Multiples vulnérabilités dans les produits IBM · cert.ssi.gouv.fr
CERTFR-2026-AVI-0737 — Multiples vulnérabilités dans les produits Microsoft · cert.ssi.gouv.fr

Produits affectés

Produit	Versions
gnutls	affected 0
Red Hat · Red Hat Enterprise Linux 10	unaffected 0:3.8.10-4.el10_2 < *
Red Hat · Red Hat Enterprise Linux 10.0 Extended Update Support	unaffected 0:3.8.9-9.el10_0.19 < *
Red Hat · Red Hat Enterprise Linux 7 Extended Lifecycle Support	unaffected 0:3.3.29-9.el7_9.2 < *
Red Hat · Red Hat Enterprise Linux 8	unaffected 0:3.6.16-8.el8_10.6 < *
Red Hat · Red Hat Enterprise Linux 8	unaffected 0:3.6.16-8.el8_10.6 < *
Red Hat · Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support	unaffected 0:3.6.14-10.el8_4.1 < *
Red Hat · Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support	unaffected 0:4.13-3.el8_4.1 < *
Red Hat · Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On	unaffected 0:3.6.14-10.el8_4.1 < *
Red Hat · Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On	unaffected 0:4.13-3.el8_4.1 < *
Red Hat · Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support	unaffected 0:3.6.16-5.el8_6.5 < *
Red Hat · Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support	unaffected 0:4.13-3.el8_6.2 < *
Red Hat · Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On	unaffected 0:3.6.16-5.el8_6.5 < *
Red Hat · Red Hat Enterprise Linux 8.6 Extended Update Support Long-Life Add-On	unaffected 0:4.13-3.el8_6.2 < *
Red Hat · Red Hat Enterprise Linux 8.8 Telecommunications Update Service	unaffected 0:3.6.16-7.el8_8.4 < *
Red Hat · Red Hat Enterprise Linux 8.8 Telecommunications Update Service	unaffected 0:4.13-4.el8_8.1 < *
Red Hat · Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions	unaffected 0:3.6.16-7.el8_8.4 < *
Red Hat · Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions	unaffected 0:4.13-4.el8_8.1 < *
Red Hat · Red Hat Enterprise Linux 9	unaffected 0:3.8.10-4.el9_8 < *
Red Hat · Red Hat Enterprise Linux 9	unaffected 0:3.8.10-4.el9_8 < *

Références

Sources

Source	Licence
CVE List (CVEProject cvelistV5)	CVE Program Terms of Use
EPSS (FIRST.org)	FIRST — attribution requested
ENISA EUVD	ENISA — reproduction authorised, source acknowledged
CERT-FR (ANSSI)	Licence Ouverte / Etalab 2.0
NVD (NIST) via fkie-cad/nvd-json-data-feeds	Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD