CVE-2016-3621: Libtiff

High severity, CVSS 8.8. EPSS: 2.1% chance of exploitation in the next 30 days.

The LZWEncode function in tif_lzw.c in the bmp2tiff tool in LibTIFF 4.0.6 and earlier, when the "-c lzw" option is used, allows remote attackers to cause a denial of service (buffer over-read) via a crafted BMP image.

Affected products

• Libtiff Libtiff: up to and including 4.0.6

Published 2016-10-03. Last modified 2026-06-17.