CVE-2018-11655: Canonical Ubuntu Linux

Medium severity, CVSS 6.5. EPSS: 1.7% chance of exploitation in the next 30 days.

In ImageMagick 7.0.7-20 Q16 x86_64, a memory leak vulnerability was found in the function GetImagePixelCache in MagickCore/cache.c, which allows attackers to cause a denial of service via a crafted CALS image file.

Affected products

• Canonical Ubuntu Linux: version 14.04 only; version 16.04 only; version 17.10 only; version 18.04 only
• ImageMagick ImageMagick: version 7.0.7-20 only

Published 2018-06-01. Last modified 2026-06-17.