CVE-2015-6988: Apple iPhone OS

High severity, CVSS 10.0. EPSS: 5.5% chance of exploitation in the next 30 days.

The kernel in Apple iOS before 9.1 and OS X before 10.11.1 does not initialize an unspecified data structure, which allows remote attackers to execute arbitrary code via vectors involving an unknown network-connectivity requirement.

Affected products

• Apple iPhone OS: up to and including 9.0.2
• Apple Mac OS X: up to and including 10.11.0

Published 2015-10-23. Last modified 2026-06-17.