CVE-2007-4476: Canonical Ubuntu Linux

High severity, CVSS 7.5. EPSS: 14.9% chance of exploitation in the next 30 days.

Buffer overflow in the safer_name_suffix function in GNU tar has unspecified attack vectors and impact, resulting in a "crashing stack."

Affected products

• Canonical Ubuntu Linux: version 6.06 only; version 7.04 only; version 7.10 only
• Debian Debian Linux: version 3.1 only; version 4.0 only
• GNU Tar: before 1.19 (fixed in 1.19)

Published 2007-09-05. Last modified 2026-06-16.