GHSA-p33r-fqw2-rqmmMediumCVSS 5.3

ImageMagick has NULL pointer dereference in ReadSFWImage after DestroyImageInfo (sfw.c)

Published
February 24, 2026
Last Modified
February 24, 2026

🔗 CVE IDs covered (1)

📋 Description

In ReadSFWImage() (coders/sfw.c), when temporary file creation fails, read_info is destroyed before its filename member is accessed, causing a NULL pointer dereference and crash.

AddressSanitizer:DEADLYSIGNAL
=================================================================
==1414421==ERROR: AddressSanitizer: UNKNOWN SIGNAL on unknown address 0x000000000000 (pc 0x56260222912f bp 0x7ffec0a193b0 sp 0x7ffec0a19360 T0)
    #0 0x56260222912f  (/data/ylwang/LargeScan/targets/ImageMagick/utilities/magick+0x235f12f)

🎯 Affected products18

  • 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-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 (6)