CVE-2021-20311

HIGH

ImageMagick < 7.0.11-0 - Denial of Service via Division by Zero in sRGBTransformImage

Title source: llm
STIX 2.1

Description

A flaw was found in ImageMagick in versions before 7.0.11, where a division by zero in sRGBTransformImage() in the MagickCore/colorspace.c may trigger undefined behavior via a crafted image file that is submitted by an attacker processed by an application using ImageMagick. The highest threat from this vulnerability is to system availability.

References (1)

Core 1
Core References
Issue Tracking, Patch, Third Party Advisory x_refsource_misc
https://bugzilla.redhat.com/show_bug.cgi?id=1946739

Scores

CVSS v3 7.5
EPSS 0.0127
EPSS Percentile 65.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-369
Status published
Products (1)
imagemagick/imagemagick < 7.0.11-0
Published May 11, 2021
Tracked Since Feb 18, 2026