CVE-2017-17915: Debian Linux

High severity, CVSS 8.8. EPSS: 1.8% chance of exploitation in the next 30 days.

In GraphicsMagick 1.4 snapshot-20171217 Q8, there is a heap-based buffer over-read in ReadMNGImage in coders/png.c, related to accessing one byte before testing whether a limit has been reached.

Affected products

• Debian Debian Linux: version 7.0 only; version 8.0 only; version 9.0 only
• Graphicsmagick Graphicsmagick: version 1.3.27 only

Published 2017-12-27. Last modified 2026-06-17.