CVE-2007-0342: Apple Mac OS X

High severity, CVSS 7.5. EPSS: 2.3% chance of exploitation in the next 30 days.

WebCore in Apple WebKit build 18794 allows remote attackers to cause a denial of service (null dereference and application crash) via a TD element with a large number in the ROWSPAN attribute, as demonstrated by a crash of OmniWeb 5.5.3 on Mac OS X 10.4.8, a different vulnerability than CVE-2006-2019.

Affected products

• Apple Mac OS X: version 10.4.8 only
• Apple Safari: version 2.0.4_419.3 only
• Apple Webkit: version build_18794 only
• Omnigroup Omniweb: version 5.5.3 only

Published 2007-01-18. Last modified 2026-06-16.