GHSA-2gq3-ww97-wfjmLowCVSS 3.7

ImageMagick has a possible heap Use After Free vulnerability in its meta coder

Published
February 25, 2026
Last Modified
September 24, 2026

🔗 CVE IDs covered (1)

CVE-2026-56376 →

📋 Description

A heap Use After Free vulnerability exists in the meta coder when an allocation fails and a single byte is written to a stale pointer.

==535852==ERROR: AddressSanitizer: heap-use-after-free on address 0x5210000088ff at pc 0x5581bacac14d bp 0x7ffdf667edf0 sp 0x7ffdf667ede0
WRITE of size 1 at 0x5210000088ff thread T0

🎯 Affected products17

  • 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-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)