GHSA-fwqw-2x5x-w566MediumCVSS 5.3

ImageMagick has Use After Free in MSLStartElement in "coders/msl.c"

Published
February 24, 2026
Last Modified
February 24, 2026

🔗 CVE IDs covered (1)

📋 Description

A crafted MSL script triggers a heap-use-after-free. The operation element handler replaces and frees the image while the parser continues reading from it, leading to a UAF in ReadBlobString during further parsing.

🎯 Affected products19

  • nuget/Magick.NET-Q16-AnyCPU:< 14.10.3
  • nuget/Magick.NET-Q16-HDRI-AnyCPU:< 14.10.3
  • nuget/Magick.NET-Q16-HDRI-OpenMP-arm64:< 14.10.3
  • nuget/Magick.NET-Q16-HDRI-OpenMP-x64:< 14.10.3
  • nuget/Magick.NET-Q16-HDRI-arm64:< 14.10.3
  • nuget/Magick.NET-Q16-HDRI-x64:< 14.10.3
  • nuget/Magick.NET-Q16-HDRI-x86:< 14.10.3
  • nuget/Magick.NET-Q16-OpenMP-arm64:< 14.10.3
  • nuget/Magick.NET-Q16-OpenMP-x64:< 14.10.3
  • nuget/Magick.NET-Q16-OpenMP-x86:< 14.10.3
  • nuget/Magick.NET-Q16-arm64:< 14.10.3
  • nuget/Magick.NET-Q16-x64:< 14.10.3
  • nuget/Magick.NET-Q16-x86:< 14.10.3
  • nuget/Magick.NET-Q8-AnyCPU:< 14.10.3
  • nuget/Magick.NET-Q8-OpenMP-arm64:< 14.10.3
  • nuget/Magick.NET-Q8-OpenMP-x64:< 14.10.3
  • nuget/Magick.NET-Q8-arm64:< 14.10.3
  • nuget/Magick.NET-Q8-x64:< 14.10.3
  • nuget/Magick.NET-Q8-x86:< 14.10.3

🔗 References (5)