CVE-2017-11683: Canonical Ubuntu Linux

Medium severity, CVSS 6.5. EPSS: 2.7% chance of exploitation in the next 30 days.

There is a reachable assertion in the Internal::TiffReader::visitDirectory function in tiffvisitor.cpp of Exiv2 0.26 that will lead to a remote denial of service attack via crafted input.

Affected products

• Canonical Ubuntu Linux: version 14.04 only; version 16.04 only; version 18.04 only; version 18.10 only
• Debian Debian Linux: version 10.0 only
• EXIV2 EXIV2: version 0.26 only

Published 2017-07-27. Last modified 2026-06-17.