CVE-2014-9636: Canonical Ubuntu Linux

Medium severity, CVSS 5.0. EPSS: 11.9% chance of exploitation in the next 30 days.

unzip 6.0 allows remote attackers to cause a denial of service (out-of-bounds read or write and crash) via an extra field with an uncompressed size smaller than the compressed field size in a zip archive that advertises STORED method compression.

Affected products

• Canonical Ubuntu Linux: version 10.04 only; version 12.04 only; version 14.04 only; version 14.10 only
• Debian Debian Linux: version 7.0 only
• Fedoraproject Fedora: version 20 only; version 21 only
• Unzip Project Unzip: version 6.0 only

Published 2015-02-06. Last modified 2026-06-17.