CVE-2013-4243: Debian Linux

Medium severity, CVSS 6.8. EPSS: 7.2% chance of exploitation in the next 30 days.

Heap-based buffer overflow in the readgifimage function in the gif2tiff tool in libtiff 4.0.3 and earlier allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted height and width values in a GIF image.

Affected products

• Debian Debian Linux: version 6.0 only; version 7.0 only
• Libtiff Libtiff: up to and including 4.0.3; version 3.4 only; version 3.5.1 only; version 3.5.2 only; version 3.5.3 only; version 3.5.4 only; …

Published 2013-09-10. Last modified 2026-06-16.