CVE-2026-103679

6.5 Moyenne

Publiée le 01/10/2026 à 14:17 · Modifiée le 05/10/2026 à 16:05 · Analysée par le NVD · Source : patrick@puiterwijk.org

Description

A flaw was found in tnef. A remote attacker could exploit this vulnerability by providing a specially crafted Transport Neutral Encapsulation Format (TNEF) file containing multiple message bodies. During extraction, improper memory management triggers a use-after-free and double-free condition, causing the application to crash and resulting in a Denial of Service (DoS).

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Produits concernés

Tnef project tnef

Scores CVSS

Version	Score	Source	Vecteur
3.1	6.5 Moyenne	patrick@puiterwijk.org	`CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H`

Faiblesses (CWE)

CWE-416

Références

https://access.redhat.com/security/cve/CVE-2026-103679 Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2544477 Issue TrackingThird Party Advisory
https://github.com/verdammelt/tnef Product

Ailleurs

NVD
CVE.org
CIRCL Vulnerability-Lookup
CERT-FR
GitHub Advisories