CVE-2026-103679

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,...

DEBIAN-CVE-2026-103679

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,...

EUVD-2026-43747

In Roundcube Webmail before 1.6.17 and 1.7.x before 1.7.2, an infinite loop was discovered in the TNEF decoder, which may lead to denial of service upon opening an email with a TNEF attachment...

tnef buffer overflow vulnerability (CNVD-2020-44298)

tnef is a program for decompressing files in the TNEF Transport Neutral Encapsulation Format format. A buffer overflow vulnerability exists in versions of tnef prior to 1.4.18. The vulnerability stems from a networked system or product performing operations in memory without properly validating...