CVE-2017-10688: Libtiff

High severity, CVSS 7.5. EPSS: 7.4% chance of exploitation in the next 30 days.

In LibTIFF 4.0.8, there is a assertion abort in the TIFFWriteDirectoryTagCheckedLong8Array function in tif_dirwrite.c. A crafted input will lead to a remote denial of service attack.

Affected products

• Libtiff Libtiff: version 4.0.8 only

Published 2017-06-29. Last modified 2026-06-17.