CVE-2007-1285: Canonical Ubuntu Linux

High severity, CVSS 7.5. EPSS: 18.8% chance of exploitation in the next 30 days.

The Zend Engine in PHP 4.x before 4.4.7, and 5.x before 5.2.2, allows remote attackers to cause a denial of service (stack exhaustion and PHP crash) via deeply nested arrays, which trigger deep recursion in the variable destruction routines.

Affected products

• Canonical Ubuntu Linux: version 7.10 only
• Novell Suse Linux: version 10.0 only; version 10.1 only
• PHP PHP: from 4.0.0, before 4.4.7 (fixed in 4.4.7); from 5.0.0, before 5.2.2 (fixed in 5.2.2)
• Red Hat Enterprise Linux Desktop: version 3.0 only; version 4.0 only
• Red Hat Enterprise Linux Server: version 2.0 only; version 3.0 only; version 4.0 only
• Red Hat Enterprise Linux Workstation: version 2.0 only; version 3.0 only; version 4.0 only
• Suse Linux Enterprise Server: version 8 only; version 10 only

Published 2007-03-06. Last modified 2026-06-16.