CVE-2012-2088: Libtiff

High severity, CVSS 7.5. EPSS: 6.5% chance of exploitation in the next 30 days.

Integer signedness error in the TIFFReadDirectory function in tif_dirread.c in libtiff 3.9.4 and earlier allows remote attackers to cause a denial of service (application crash) and possibly execute arbitrary code via a negative tile depth in a tiff image, which triggers an improper conversion between signed and unsigned types, leading to a heap-based buffer overflow.

Affected products

• Libtiff Libtiff: up to and including 3.9.4; 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 2012-07-22. Last modified 2026-06-16.