All vulnerabilities

Servers and applications

CVE-2025-55212

ImageMagick is free and open-source software used for editing and manipulating digital images. Prior to versions 6.9.13-28 and 7.1.2-2, passing a geometry string containing only a colon (":") to montage -geometry leads GetGeometry() to set width/height to 0. Later, ThumbnailImage() divides by these zero dimensions, triggering a crash (SIGFPE/abort), resulting in a denial of service. This issue…

Severity
High 7.5
Published
26 Aug 2025
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Fixed in
6.9.13-28, 7.1.2-2
Sources
NVD

Affected software

SoftwareAffected versions
ImageMagickServers and applications · cpe:a:imagemagick:imagemagick
  • Every version before 6.9.13-28
  • From 7.0.0-0 before 7.1.2-2

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2025-55212
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2025-55212