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CVE-2026-61864 — ImageMagick: Memory Leak in...

LOW

ImageMagick: Memory Leak in color transformation to log colorspace when operation fails

Published July 24, 2026Updated July 24, 2026Source: osv

Summary

When transforming an image to the log colorspace a small memory leak happens when the operation fails.

Advisory Timeline

  • First published July 24, 2026 (80 days ago).
  • Last revised July 24, 2026 — 0 days after initial publication.

Remediation

Upgrade to the fixed version using your package manager.

NuGet
Update Magick.NET-Q16-OpenMP-x64 to 14.15.0 or later
dotnet add package Magick.NET-Q16-OpenMP-x64 --version 14.15.0
NuGet
Update Magick.NET-Q8-x86 to 14.15.0 or later
dotnet add package Magick.NET-Q8-x86 --version 14.15.0
NuGet
Update Magick.NET-Q16-OpenMP-arm64 to 14.15.0 or later
dotnet add package Magick.NET-Q16-OpenMP-arm64 --version 14.15.0
NuGet
Update Magick.NET-Q16-HDRI-AnyCPU to 14.15.0 or later
dotnet add package Magick.NET-Q16-HDRI-AnyCPU --version 14.15.0
NuGet
Update Magick.NET-Q8-OpenMP-arm64 to 14.15.0 or later
dotnet add package Magick.NET-Q8-OpenMP-arm64 --version 14.15.0
NuGet
Update Magick.NET-Q16-HDRI-arm64 to 14.15.0 or later
dotnet add package Magick.NET-Q16-HDRI-arm64 --version 14.15.0
NuGet
Update Magick.NET-Q16-HDRI-x86 to 14.15.0 or later
dotnet add package Magick.NET-Q16-HDRI-x86 --version 14.15.0
NuGet
Update Magick.NET-Q8-OpenMP-x64 to 14.15.0 or later
dotnet add package Magick.NET-Q8-OpenMP-x64 --version 14.15.0
NuGet
Update Magick.NET-Q8-arm64 to 14.15.0 or later
dotnet add package Magick.NET-Q8-arm64 --version 14.15.0
NuGet
Update Magick.NET-Q16-x64 to 14.15.0 or later
dotnet add package Magick.NET-Q16-x64 --version 14.15.0
NuGet
Update Magick.NET-Q16-x86 to 14.15.0 or later
dotnet add package Magick.NET-Q16-x86 --version 14.15.0
NuGet
Update Magick.NET-Q8-AnyCPU to 14.15.0 or later
dotnet add package Magick.NET-Q8-AnyCPU --version 14.15.0
NuGet
Update Magick.NET-Q16-HDRI-x64 to 14.15.0 or later
dotnet add package Magick.NET-Q16-HDRI-x64 --version 14.15.0
NuGet
Update Magick.NET-Q16-AnyCPU to 14.15.0 or later
dotnet add package Magick.NET-Q16-AnyCPU --version 14.15.0
NuGet
Update Magick.NET-Q16-arm64 to 14.15.0 or later
dotnet add package Magick.NET-Q16-arm64 --version 14.15.0
NuGet
Update Magick.NET-Q8-x64 to 14.15.0 or later
dotnet add package Magick.NET-Q8-x64 --version 14.15.0
NuGet
Update Magick.NET-Q16-HDRI-OpenMP-arm64 to 14.15.0 or later
dotnet add package Magick.NET-Q16-HDRI-OpenMP-arm64 --version 14.15.0

After upgrading, run your dependency scanner again to confirm the vulnerability is resolved.

Affected Packages (17)

Affects 1 ecosystem: nuget (17).

PackageEcosystemAffectedFixed In
Magick.NET-Q16-OpenMP-x64
nuget
10.0.0, 10.1.0, 11.0.0, 11.1.0 (+110 more)14.15.0
Magick.NET-Q8-x86
nuget
10.0.0, 10.1.0, 11.0.0, 11.1.0 (+229 more)14.15.0
Magick.NET-Q16-OpenMP-arm64
nuget
10.0.0, 10.1.0, 11.0.0, 11.1.0 (+58 more)14.15.0
Magick.NET-Q16-HDRI-AnyCPU
nuget
10.0.0, 10.1.0, 11.0.0, 11.1.0 (+210 more)14.15.0
Magick.NET-Q8-OpenMP-arm64
nuget
10.0.0, 10.1.0, 11.0.0, 11.1.0 (+58 more)14.15.0
Magick.NET-Q16-HDRI-arm64
nuget
10.0.0, 10.1.0, 11.0.0, 11.1.0 (+58 more)14.15.0
Magick.NET-Q16-HDRI-x86
nuget
10.0.0, 10.1.0, 11.0.0, 11.1.0 (+210 more)14.15.0
Magick.NET-Q8-OpenMP-x64
nuget
10.0.0, 10.1.0, 11.0.0, 11.1.0 (+110 more)14.15.0
Magick.NET-Q8-arm64
nuget
10.0.0, 10.1.0, 11.0.0, 11.1.0 (+58 more)14.15.0
Magick.NET-Q16-x64
nuget
10.0.0, 10.1.0, 11.0.0, 11.1.0 (+229 more)14.15.0
Magick.NET-Q16-x86
nuget
10.0.0, 10.1.0, 11.0.0, 11.1.0 (+229 more)14.15.0
Magick.NET-Q8-AnyCPU
nuget
10.0.0, 10.1.0, 11.0.0, 11.1.0 (+213 more)14.15.0
Magick.NET-Q16-HDRI-x64
nuget
10.0.0, 10.1.0, 11.0.0, 11.1.0 (+210 more)14.15.0
Magick.NET-Q16-AnyCPU
nuget
10.0.0, 10.1.0, 11.0.0, 11.1.0 (+213 more)14.15.0
Magick.NET-Q16-arm64
nuget
10.0.0, 10.1.0, 11.0.0, 11.1.0 (+58 more)14.15.0
Magick.NET-Q8-x64
nuget
10.0.0, 10.1.0, 11.0.0, 11.1.0 (+229 more)14.15.0
Magick.NET-Q16-HDRI-OpenMP-arm64
nuget
10.0.0, 10.1.0, 11.0.0, 11.1.0 (+58 more)14.15.0

Vulnerability Classification

Common Weakness Enumeration (CWE) identifiers for this vulnerability type.

CVSS Score Breakdown

What the CVSS (Common Vulnerability Scoring System) 2.9 score means for each attack dimension.

Attack Vector
Local
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
Low

CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L

Frequently Asked Questions

What is CVE-2026-61864?
ImageMagick: Memory Leak in color transformation to log colorspace when operation fails This vulnerability has been assigned a severity rating of LOW (CVSS score: 2.9/10).
How do I check if my project is affected by CVE-2026-61864?
CVE-2026-61864 affects Magick.NET-Q16-OpenMP-x64, Magick.NET-Q8-x86 and Magick.NET-Q16-OpenMP-arm64 (and 14 more). Use GeekWala's free vulnerability scanner to check your dependencies against CVE-2026-61864 and 200,000+ other known vulnerabilities.

Severity & Exploitability

CVSS Score
2.9

Exploitation is difficult or impact is minor. Address in your next planned update.

Also Known As

GHSA-7c7m-fpjw-gwcq

Related CVEs

  • CVE-2026-49218
    HIGH

    ImageMagick: Policy Bypass in DCM decoder could result in image with invalid dimensions

  • CVE-2026-25794
    HIGH

    ImageMagick has heap-buffer-overflow via signed integer overflow in WriteUHDRImage when writing UHDR images with large dimensions

  • CVE-2026-28686
    MEDIUM

    ImageMagick: Write heap-buffer-overflow in PCL encoder via undersized output buffer

  • CVE-2026-28689
    MEDIUM

    ImageMagick has a Path Policy TOCTOU symlink race bypass

  • CVE-2026-45624
    MEDIUM

    ImageMagick: Heap Buffer Over-Read of a 4 bytes in distort operation.

  • CVE-2026-53466
    MEDIUM

    ImageMagick: Heap Buffer Over-Read in XCF decoder due to integer conversion overflow

  • CVE-2026-56372
    LOW

    ImageMagick has a heap buffer overflow read in magnify operation via unrecognized magnify:method value

  • CVE-2026-61859
    LOW

    ImageMagick: Policy Bypass in script operation due to missing checks

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