CVE-2016-4630: Apple Mac OS X

High severity, CVSS 8.8. EPSS: 3.6% chance of exploitation in the next 30 days.

ImageIO in Apple OS X before 10.11.6 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted EXR image with B44 compression.

Affected products

• Apple Mac OS X: up to and including 10.11.5

Published 2016-07-22. Last modified 2026-06-17.