CVE-2015-3408: Canonical Ubuntu Linux

High severity, CVSS 10.0. EPSS: 5.6% chance of exploitation in the next 30 days.

Module::Signature before 0.74 allows remote attackers to execute arbitrary shell commands via a crafted SIGNATURE file which is not properly handled when generating checksums from a signed manifest.

Affected products

• Canonical Ubuntu Linux: version 12.04 only; version 14.04 only; version 14.10 only; version 15.04 only
• Module-Signature Project Module-Signature: up to and including 0.73

Published 2015-05-19. Last modified 2026-06-17.