CVE-2019-11506: Canonical Ubuntu Linux

High severity, CVSS 8.8. EPSS: 2.6% chance of exploitation in the next 30 days.

In GraphicsMagick from version 1.3.30 to 1.4 snapshot-20190403 Q8, there is a heap-based buffer overflow in the function WriteMATLABImage of coders/mat.c, which allows an attacker to cause a denial of service or possibly have unspecified other impact via a crafted image file. This is related to ExportRedQuantumType in magick/export.c.

Affected products

• Canonical Ubuntu Linux: version 18.04 only
• Debian Debian Linux: version 8.0 only; version 9.0 only; version 10.0 only
• Graphicsmagick Graphicsmagick: version 1.3.30 only; version 1.3.31 only
• Opensuse Backports Sle: version 15.0 only
• Opensuse Leap: version 15.0 only; version 15.1 only; version 42.3 only

Published 2019-04-24. Last modified 2026-06-17.