CVE-2013-4402: Canonical Ubuntu Linux

Medium severity, CVSS 5.0. EPSS: 5% chance of exploitation in the next 30 days.

The compressed packet parser in GnuPG 1.4.x before 1.4.15 and 2.0.x before 2.0.22 allows remote attackers to cause a denial of service (infinite recursion) via a crafted OpenPGP message.

Affected products

• Canonical Ubuntu Linux: version 10.04 only; version 12.04 only; version 12.10 only; version 13.04 only
• Gnupg Gnupg: version 1.4.0 only; version 1.4.2 only; version 1.4.3 only; version 1.4.4 only; version 1.4.5 only; version 1.4.8 only; …

Published 2013-10-28. Last modified 2026-06-16.