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MEDIUM severity

GHSA-jqq5-8px3-9m6m — Magick.NET-Q16-AnyCPU

MEDIUM

GHSA-jqq5-8px3-9m6m is a medium-severity (CVSS 6.2) vulnerability in Magick.NET-Q16-AnyCPU. A fix is available for Magick.NET-Q16-AnyCPU — see the affected versions and patch details below.

ImageMagick: Heap Buffer Over-Write in json and yaml encoder of a single byte due to incorrect fix

Published
May 21, 2026
Updated
May 21, 2026
Affected
17 pkgs
Patched
17 / 17
Exploits
None indexed
Exploitation data as of May 21, 2026 · OSV.dev, FIRST.org (EPSS)

Real-World Exposure

17 pkgs affected
.NETMagick.NET-Q16-AnyCPU.NETMagick.NET-Q16-HDRI-AnyCPU.NETMagick.NET-Q16-HDRI-OpenMP-arm64.NETMagick.NET-Q16-HDRI-arm64.NETMagick.NET-Q16-HDRI-x64.NETMagick.NET-Q16-HDRI-x86.NETMagick.NET-Q16-OpenMP-arm64.NETMagick.NET-Q16-OpenMP-x64+9 more

Real-time download stats are indexed for npm and PyPI packages. This vulnerability affects NuGet packages — download data is not available via public APIs for these ecosystems.

Description

An incorrect fix that was applied in GHSA-5592-p365-24xh could result in a heap buffer over-write of a single byte.

Affected Packages

17 total 17 fixed
EcosystemPackageVulnerable rangeFix
.NETNuGetMagick.NET-Q16-AnyCPUall versions14.12.0dotnet add package Magick.NET-Q16-AnyCPU --version 14.12.0
.NETNuGetMagick.NET-Q16-HDRI-AnyCPUall versions14.12.0dotnet add package Magick.NET-Q16-HDRI-AnyCPU --version 14.12.0
.NETNuGetMagick.NET-Q16-HDRI-OpenMP-arm64all versions14.12.0dotnet add package Magick.NET-Q16-HDRI-OpenMP-arm64 --version 14.12.0
.NETNuGetMagick.NET-Q16-HDRI-arm64all versions14.12.0dotnet add package Magick.NET-Q16-HDRI-arm64 --version 14.12.0
.NETNuGetMagick.NET-Q16-HDRI-x64all versions14.12.0dotnet add package Magick.NET-Q16-HDRI-x64 --version 14.12.0
.NETNuGetMagick.NET-Q16-HDRI-x86all versions14.12.0dotnet add package Magick.NET-Q16-HDRI-x86 --version 14.12.0

Detection & mitigation playbook

Open-source dependency
  1. Detect

    Scan your dependency tree (package-lock.json, pnpm-lock.yaml, requirements.txt, go.sum, etc.) for Magick.NET-Q16-AnyCPU, including transitive dependencies — a direct dependency you never call can still pull in a vulnerable version.

  2. Fix

    Update Magick.NET-Q16-AnyCPU to 14.12.0 or later, then make sure no transitive (indirect) dependency still pins the vulnerable range — O3 confirms GHSA-jqq5-8px3-9m6m is resolved across your whole dependency graph.

  3. Workarounds

    Constrain what reaches the vulnerable code: limit the size and shape of untrusted input, isolate the affected component in a sandboxed or least-privileged process, and enable the platform's memory-safety mitigations (ASLR, stack protector, hardened allocator) so an out-of-bounds access is more likely to fail closed than to be exploitable.

Frequently Asked Questions

An incorrect fix that was applied in GHSA-5592-p365-24xh could result in a heap buffer over-write of a single byte.
O3 Security · Impact-Aware SCA

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GHSA-jqq5-8px3-9m6m: Medium 6.2 severity | O3 Security