CVE-2012-4447: Libtiff

Medium severity, CVSS 6.8. EPSS: 6.7% chance of exploitation in the next 30 days.

Heap-based buffer overflow in tif_pixarlog.c in LibTIFF before 4.0.3 allows remote attackers to cause a denial of service (application crash) and possibly execute arbitrary code via a crafted TIFF image using the PixarLog Compression format.

Affected products

• Libtiff Libtiff: up to and including 4.0.2; 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 2012-10-28. Last modified 2026-06-16.