CVE-2009-1300: Debian Advanced Package Tool

High severity, CVSS 10.0. EPSS: 1.9% chance of exploitation in the next 30 days.

apt 0.7.20 does not check when the date command returns an "invalid date" error, which can prevent apt from loading security updates in time zones for which DST occurs at midnight.

Affected products

• Debian Advanced Package Tool: version 0.7.20 only

Published 2009-04-16. Last modified 2026-06-16.