CVE-2009-0156: Apple Mac OS X

Medium severity, CVSS 4.3. EPSS: 3.1% chance of exploitation in the next 30 days.

Launch Services in Apple Mac OS X 10.4.11 and 10.5 before 10.5.7 allows remote attackers to cause a denial of service (persistent Finder crash) via a crafted Mach-O executable that triggers an out-of-bounds memory read.

Affected products

• Apple Mac OS X: version 10.4.11 only; version 10.5.0 only; version 10.5.1 only; version 10.5.2 only; version 10.5.3 only; version 10.5.4 only; …
• Apple Mac OS X Server: version 10.4.11 only; version 10.5.0 only; version 10.5.1 only; version 10.5.2 only; version 10.5.3 only; version 10.5.4 only; …

Published 2009-05-13. Last modified 2026-06-16.