GitHub Advisoryadvisory · NuGet

GHSA-gq5v-qf8q-fp77 ImageMagick: Heap-based Buffer Overflow in GetPixelIndex due to metadata-cache desynchronization

LOW Published 2026-02-25 Modified 2026-02-25 Official page ↗
Ecosystem
NuGet
Packages
Magick.NET-Q16-AnyCPU, Magick.NET-Q16-HDRI-AnyCPU, Magick.NET-Q16-HDRI-OpenMP-arm64, Magick.NET-Q16-HDRI-OpenMP-x64, Magick.NET-Q16-HDRI-arm64, Magick.NET-Q16-HDRI-x64, Magick.NET-Q16-HDRI-x86, Magick.NET-Q16-OpenMP-arm64, Magick.NET-Q16-OpenMP-x64, Magick.NET-Q16-OpenMP-x86, Magick.NET-Q16-arm64, Magick.NET-Q16-x64, Magick.NET-Q16-x86, Magick.NET-Q8-AnyCPU, Magick.NET-Q8-OpenMP-arm64, Magick.NET-Q8-OpenMP-x64, Magick.NET-Q8-arm64, Magick.NET-Q8-x64, Magick.NET-Q8-x86
Severity
Low
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:L/I:N/A:L
Weaknesses
CWE-122, CWE-125
Reviewed
2026-02-25

Affected packages

• NuGet Magick.NET-Q16-AnyCPU: < 14.10.3 → fixed in 14.10.3 • NuGet Magick.NET-Q16-HDRI-AnyCPU: < 14.10.3 → fixed in 14.10.3 • NuGet Magick.NET-Q16-HDRI-OpenMP-arm64: < 14.10.3 → fixed in 14.10.3 • NuGet Magick.NET-Q16-HDRI-OpenMP-x64: < 14.10.3 → fixed in 14.10.3 • NuGet Magick.NET-Q16-HDRI-arm64: < 14.10.3 → fixed in 14.10.3 • NuGet Magick.NET-Q16-HDRI-x64: < 14.10.3 → fixed in 14.10.3 • NuGet Magick.NET-Q16-HDRI-x86: < 14.10.3 → fixed in 14.10.3 • NuGet Magick.NET-Q16-OpenMP-arm64: < 14.10.3 → fixed in 14.10.3 • NuGet Magick.NET-Q16-OpenMP-x64: < 14.10.3 → fixed in 14.10.3 • NuGet Magick.NET-Q16-OpenMP-x86: < 14.10.3 → fixed in 14.10.3 • NuGet Magick.NET-Q16-arm64: < 14.10.3 → fixed in 14.10.3 • NuGet Magick.NET-Q16-x64: < 14.10.3 → fixed in 14.10.3 • NuGet Magick.NET-Q16-x86: < 14.10.3 → fixed in 14.10.3 • NuGet Magick.NET-Q8-AnyCPU: < 14.10.3 → fixed in 14.10.3 • NuGet Magick.NET-Q8-OpenMP-arm64: < 14.10.3 → fixed in 14.10.3 • NuGet Magick.NET-Q8-OpenMP-x64: < 14.10.3 → fixed in 14.10.3 • NuGet Magick.NET-Q8-arm64: < 14.10.3 → fixed in 14.10.3 • NuGet Magick.NET-Q8-x64: < 14.10.3 → fixed in 14.10.3 • NuGet Magick.NET-Q8-x86: < 14.10.3 → fixed in 14.10.3

Description

`OpenPixelCache` updates image channel metadata before attempting pixel cache memory allocation. When both memory and disk allocation fail a heap-buffer-overflow read in occurs in any writer that calls `GetPixelIndex`.

Related

Weakness · CWE (2)

  • CWE-122 Heap-based Buffer Overflow weakness
  • CWE-125 Out-of-bounds Read weakness

References