CVE-2016-9844: Unzip Project Unzip

Medium severity, CVSS 4.0. EPSS: 1.8% chance of exploitation in the next 30 days.

Buffer overflow in the zi_short function in zipinfo.c in Info-Zip UnZip 6.0 allows remote attackers to cause a denial of service (crash) via a large compression method value in the central directory file header.

Affected products

• Unzip Project Unzip: version 6.0 only

Published 2017-01-18. Last modified 2026-06-17.