CVE-2011-0241: Apple Imageio

High severity, CVSS 9.3. EPSS: 6.5% chance of exploitation in the next 30 days.

Heap-based buffer overflow in ImageIO in Apple Safari before 5.0.6 allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via a crafted TIFF image with CCITT Group 4 encoding.

Affected products

• Apple Imageio: any version
• Apple Safari: up to and including 5.0.5; version 1.0 only; version 1.0.0 only; version 1.0.0b1 only; version 1.0.0b2 only; version 1.0.1 only; …

Published 2011-07-21. Last modified 2026-06-16.