CVE-2014-9637: Canonical Ubuntu Linux

Medium severity, CVSS 5.5. EPSS: 2.4% chance of exploitation in the next 30 days.

GNU patch 2.7.2 and earlier allows remote attackers to cause a denial of service (memory consumption and segmentation fault) via a crafted diff file.

Affected products

• Canonical Ubuntu Linux: version 12.04 only; version 14.04 only; version 14.10 only
• Fedoraproject Fedora: version 20 only; version 21 only
• GNU Patch: up to and including 2.7.2
• Mageia Mageia: version 4.0 only

Published 2017-08-25. Last modified 2026-06-17.