/
DirectorySecurity AdvisoriesPricing
Sign in
Security Advisories

CVE-2021-20243

Published

Last updated

NVD

https://nvd.nist.gov/vuln/detail/CVE-2021-20243

Severity

5.5

Medium

CVSS V3

Description

A flaw was found in ImageMagick in MagickCore/resize.c. An attacker who submits a crafted file that is processed by ImageMagick could trigger undefined behavior in the form of math division by zero. The highest threat from this vulnerability is to system availability.

References

  • https://images.chainguard.dev/security/CGA-9j3m-3mhq-r34x
  • https://github.com/advisories/GHSA-4c27-wwv3-v6h2
  • https://lists.debian.org/debian-lts-announce/2023/05/msg00020.html
  • https://bugzilla.redhat.com/show_bug.cgi?id=1928958
  • https://github.com/ImageMagick/ImageMagick/pull/3193
  • https://lists.debian.org/debian-lts-announce/2021/06/msg00000.html

Affected packages

The trusted source for open source

Talk to an expert
© 2025 Chainguard. All Rights Reserved.
PrivacyTerms

Product

Chainguard ContainersChainguard LibrariesChainguard VMsIntegrationsPricing

Solutions

FedRAMPPCI DSSCMMC 2.0Golden ImagesCVE RemediationPublic Sector

Customers

Customer StoriesChainguard Reviews

Resources

Events & WebinarsSupply Chain Security 101Chainguard CoursesDocumentationTrust CenterChainguard Slack Community

Company

About UsBlogPartnersNewsroomCareersLegal