CVE-2006-1220: Apple Mac OS X

Medium severity, CVSS 4.6. EPSS: 0.6% chance of exploitation in the next 30 days.

Integer overflow in the mach_msg_send function in the kernel for Mac OS X might allow local users to execute arbitrary code via unknown attack vectors related to a large message header size, which leads to a heap-based buffer overflow.

Affected products

• Apple Mac OS X: version 10.0 only; version 10.0.1 only; version 10.0.2 only; version 10.0.3 only; version 10.0.4 only; version 10.1 only; …
• Apple Mac OS X Server: version 10.0 only; version 10.1 only; version 10.1.1 only; version 10.1.2 only; version 10.1.3 only; version 10.1.4 only; …

Published 2006-03-14. Last modified 2026-06-16.