CVE-2026-56368 — ImageMagick: Memory Leak in Magick.NET-Q8-x86 —...
MEDIUM
ImageMagick: Memory Leak in multiple coders that write raw pixel data
Published February 25, 2026Updated August 26, 2026Source: osv
Summary
A memory leak vulnerability exists in multiple coders that write raw pixel data where an object is not freed.
```
Direct leak of 160 byte(s) in 1 object(s) allocated from:
```
Advisory Timeline
- First published February 25, 2026 (229 days ago).
- Last revised August 26, 2026 — 182 days after initial publication.
Remediation
Upgrade to the fixed version using your package manager.
NuGet
Update Magick.NET-Q8-x86 to 14.10.3 or laterdotnet add package Magick.NET-Q8-x86 --version 14.10.3
NuGet
Update Magick.NET-Q16-HDRI-x64 to 14.10.3 or laterdotnet add package Magick.NET-Q16-HDRI-x64 --version 14.10.3
NuGet
Update Magick.NET-Q16-HDRI-arm64 to 14.10.3 or laterdotnet add package Magick.NET-Q16-HDRI-arm64 --version 14.10.3
NuGet
Update Magick.NET-Q16-HDRI-AnyCPU to 14.10.3 or laterdotnet add package Magick.NET-Q16-HDRI-AnyCPU --version 14.10.3
NuGet
Update Magick.NET-Q16-OpenMP-x86 to 14.10.3 or laterdotnet add package Magick.NET-Q16-OpenMP-x86 --version 14.10.3
NuGet
Update Magick.NET-Q16-x86 to 14.10.3 or laterdotnet add package Magick.NET-Q16-x86 --version 14.10.3
NuGet
Update Magick.NET-Q8-OpenMP-arm64 to 14.10.3 or laterdotnet add package Magick.NET-Q8-OpenMP-arm64 --version 14.10.3
NuGet
Update Magick.NET-Q16-AnyCPU to 14.10.3 or laterdotnet add package Magick.NET-Q16-AnyCPU --version 14.10.3
NuGet
Update Magick.NET-Q8-AnyCPU to 14.10.3 or laterdotnet add package Magick.NET-Q8-AnyCPU --version 14.10.3
NuGet
Update Magick.NET-Q16-HDRI-x86 to 14.10.3 or laterdotnet add package Magick.NET-Q16-HDRI-x86 --version 14.10.3
NuGet
Update Magick.NET-Q16-OpenMP-arm64 to 14.10.3 or laterdotnet add package Magick.NET-Q16-OpenMP-arm64 --version 14.10.3
NuGet
Update Magick.NET-Q16-x64 to 14.10.3 or laterdotnet add package Magick.NET-Q16-x64 --version 14.10.3
NuGet
Update Magick.NET-Q16-OpenMP-x64 to 14.10.3 or laterdotnet add package Magick.NET-Q16-OpenMP-x64 --version 14.10.3
NuGet
Update Magick.NET-Q16-arm64 to 14.10.3 or laterdotnet add package Magick.NET-Q16-arm64 --version 14.10.3
NuGet
Update Magick.NET-Q16-HDRI-OpenMP-x64 to 14.10.3 or laterdotnet add package Magick.NET-Q16-HDRI-OpenMP-x64 --version 14.10.3
NuGet
Update Magick.NET-Q8-OpenMP-x64 to 14.10.3 or laterdotnet add package Magick.NET-Q8-OpenMP-x64 --version 14.10.3
NuGet
Update Magick.NET-Q8-arm64 to 14.10.3 or laterdotnet add package Magick.NET-Q8-arm64 --version 14.10.3
NuGet
Update Magick.NET-Q8-x64 to 14.10.3 or laterdotnet add package Magick.NET-Q8-x64 --version 14.10.3
NuGet
Update Magick.NET-Q16-HDRI-OpenMP-arm64 to 14.10.3 or laterdotnet add package Magick.NET-Q16-HDRI-OpenMP-arm64 --version 14.10.3
After upgrading, run your dependency scanner again to confirm the vulnerability is resolved.
Affected Packages (19)
Affects 1 ecosystem: nuget (19).
| Package | Ecosystem | Affected | Fixed In |
|---|---|---|---|
| Magick.NET-Q8-x86 | nuget | 10.0.0, 10.1.0, 11.0.0, 11.1.0 (+221 more) | 14.10.3 |
| Magick.NET-Q16-HDRI-x64 | nuget | 10.0.0, 10.1.0, 11.0.0, 11.1.0 (+202 more) | 14.10.3 |
| Magick.NET-Q16-HDRI-arm64 | nuget | 10.0.0, 10.1.0, 11.0.0, 11.1.0 (+50 more) | 14.10.3 |
| Magick.NET-Q16-HDRI-AnyCPU | nuget | 10.0.0, 10.1.0, 11.0.0, 11.1.0 (+202 more) | 14.10.3 |
| Magick.NET-Q16-OpenMP-x86 | nuget | All versions | 14.10.3 |
| Magick.NET-Q16-x86 | nuget | 10.0.0, 10.1.0, 11.0.0, 11.1.0 (+221 more) | 14.10.3 |
| Magick.NET-Q8-OpenMP-arm64 | nuget | 10.0.0, 10.1.0, 11.0.0, 11.1.0 (+50 more) | 14.10.3 |
| Magick.NET-Q16-AnyCPU | nuget | 10.0.0, 10.1.0, 11.0.0, 11.1.0 (+205 more) | 14.10.3 |
| Magick.NET-Q8-AnyCPU | nuget | 10.0.0, 10.1.0, 11.0.0, 11.1.0 (+205 more) | 14.10.3 |
| Magick.NET-Q16-HDRI-x86 | nuget | 10.0.0, 10.1.0, 11.0.0, 11.1.0 (+202 more) | 14.10.3 |
| Magick.NET-Q16-OpenMP-arm64 | nuget | 10.0.0, 10.1.0, 11.0.0, 11.1.0 (+50 more) | 14.10.3 |
| Magick.NET-Q16-x64 | nuget | 10.0.0, 10.1.0, 11.0.0, 11.1.0 (+221 more) | 14.10.3 |
| Magick.NET-Q16-OpenMP-x64 | nuget | 10.0.0, 10.1.0, 11.0.0, 11.1.0 (+102 more) | 14.10.3 |
| Magick.NET-Q16-arm64 | nuget | 10.0.0, 10.1.0, 11.0.0, 11.1.0 (+50 more) | 14.10.3 |
| Magick.NET-Q16-HDRI-OpenMP-x64 | nuget | 10.0.0, 10.1.0, 11.0.0, 11.1.0 (+102 more) | 14.10.3 |
| Magick.NET-Q8-OpenMP-x64 | nuget | 10.0.0, 10.1.0, 11.0.0, 11.1.0 (+102 more) | 14.10.3 |
| Magick.NET-Q8-arm64 | nuget | 10.0.0, 10.1.0, 11.0.0, 11.1.0 (+50 more) | 14.10.3 |
| Magick.NET-Q8-x64 | nuget | 10.0.0, 10.1.0, 11.0.0, 11.1.0 (+221 more) | 14.10.3 |
| Magick.NET-Q16-HDRI-OpenMP-arm64 | nuget | 10.0.0, 10.1.0, 11.0.0, 11.1.0 (+50 more) | 14.10.3 |
Vulnerability Classification
Common Weakness Enumeration (CWE) identifiers for this vulnerability type.
- CWE-401Memory LeakMITRE
CVSS Score Breakdown
What the CVSS (Common Vulnerability Scoring System) 3.7 score means for each attack dimension.
Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
Low
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
References
- https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-wfx3-6g53-9fgcWEB
- https://nvd.nist.gov/vuln/detail/CVE-2026-56368ADVISORY
- https://github.com/ImageMagick/ImageMagick/commit/fe0a49a58ac5b7a18ff2618b6207dcad71123e43WEB
- https://github.com/ImageMagick/ImageMagickPACKAGE
- https://github.com/dlemstra/Magick.NET/releases/tag/14.10.3WEB
- https://www.vulncheck.com/advisories/imagemagick-memory-leak-in-raw-pixel-data-codersWEB
Frequently Asked Questions
- What is CVE-2026-56368?
- ImageMagick: Memory Leak in multiple coders that write raw pixel data This vulnerability has been assigned a severity rating of MEDIUM (CVSS score: 3.7/10).
- How do I check if my project is affected by CVE-2026-56368?
- CVE-2026-56368 affects Magick.NET-Q8-x86, Magick.NET-Q16-HDRI-x64 and Magick.NET-Q16-HDRI-arm64 (and 16 more). Use GeekWala's free vulnerability scanner to check your dependencies against CVE-2026-56368 and 200,000+ other known vulnerabilities.
Severity & Exploitability
CVSS Score
3.7
Exploitation is difficult or impact is minor. Address in your next planned update.
Also Known As
GHSA-wfx3-6g53-9fgc
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