GitHub Advisoryadvisory · NuGet

GHSA-h22j-f9xw-xjjm ImageMagick: Integer Overflow in JNX decoder causes heap buffer over-write when processing extremly large files on 32-bit builds

MEDIUM Published 2026-07-24 Modified 2026-07-24 Official page ↗
Aliases
CVE-2026-62946
Ecosystem
NuGet
Packages
Magick.NET-Q16-AnyCPU, Magick.NET-Q16-HDRI-AnyCPU, Magick.NET-Q16-HDRI-x86, Magick.NET-Q16-x86, Magick.NET-Q8-AnyCPU, Magick.NET-Q8-x86
Severity
Moderate
CVSS vector
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Weaknesses
CWE-190
Reviewed
2026-07-24

Affected packages

• NuGet Magick.NET-Q16-AnyCPU: < 14.15.0 → fixed in 14.15.0 • NuGet Magick.NET-Q16-HDRI-AnyCPU: < 14.15.0 → fixed in 14.15.0 • NuGet Magick.NET-Q16-HDRI-x86: < 14.15.0 → fixed in 14.15.0 • NuGet Magick.NET-Q16-x86: < 14.15.0 → fixed in 14.15.0 • NuGet Magick.NET-Q8-AnyCPU: < 14.15.0 → fixed in 14.15.0 • NuGet Magick.NET-Q8-x86: < 14.15.0 → fixed in 14.15.0

Description

When processing an extremely large JNX file on 32-bit platforms an integer overflow will happen that can cause a heap buffer over-write.

Related

Alias · CVE (1)

  • CVE-2026-62946 ImageMagick is free and open-source software used for editing and manipulating digital images. vulnerability

Weakness · CWE (1)

  • CWE-190 Integer Overflow or Wraparound weakness

References