CVE-2016-1817: Apple iPhone OS

High severity, CVSS 7.8. EPSS: 2% chance of exploitation in the next 30 days.

IOAcceleratorFamily in Apple iOS before 9.3.2, OS X before 10.11.5, tvOS before 9.2.1, and watchOS before 2.2.1 allows attackers to execute arbitrary code in a privileged context or cause a denial of service (memory corruption) via a crafted app, a different vulnerability than CVE-2016-1818 and CVE-2016-1819.

Affected products

• Apple iPhone OS: before 9.3.2 (fixed in 9.3.2)
• Apple Mac OS X: before 10.11.5 (fixed in 10.11.5)
• Apple tvOS: before 9.2.1 (fixed in 9.2.1)
• Apple watchOS: before 2.2.1 (fixed in 2.2.1)

Published 2016-05-20. Last modified 2026-06-17.