CVE-2026-48994: ImageMagick: Heap Buffer Over-Write in MAT decoder on 32-bit systems

Published Jun 10, 2026
·
Updated

A missing check of a return value could lead to a heap buffer over-write in the MAT decoder on 32-bit systems.

Affected Software

18 affected componentsFixes available
ImageMagick ImageMagick<6.9.13-48, <7.1.2-24
ImageMagick ImageMagick<6.9.13-48
ImageMagick ImageMagick>=7.0.0-0<7.1.2-24
nuget/Magick.NET-Q8-x86<14.14.0
14.14.0
nuget/Magick.NET-Q8-arm64<14.14.0
14.14.0
nuget/Magick.NET-Q8-OpenMP-x64<14.14.0
14.14.0
nuget/Magick.NET-Q8-OpenMP-arm64<14.14.0
14.14.0
nuget/Magick.NET-Q8-AnyCPU<14.14.0
14.14.0
nuget/Magick.NET-Q16-x86<14.14.0
14.14.0
nuget/Magick.NET-Q16-arm64<14.14.0
14.14.0
nuget/Magick.NET-Q16-OpenMP-x64<14.14.0
14.14.0
nuget/Magick.NET-Q16-OpenMP-arm64<14.14.0
14.14.0
nuget/Magick.NET-Q16-HDRI-x86<14.14.0
14.14.0
nuget/Magick.NET-Q16-HDRI-x64<14.14.0
14.14.0
nuget/Magick.NET-Q16-HDRI-arm64<14.14.0
14.14.0
nuget/Magick.NET-Q16-HDRI-OpenMP-arm64<14.14.0
14.14.0
nuget/Magick.NET-Q16-HDRI-AnyCPU<14.14.0
14.14.0
nuget/Magick.NET-Q16-AnyCPU<14.14.0
14.14.0

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade nuget/Magick.NET-Q8-x86 to a version that resolves this vulnerability.

    Fixed in 14.14.0
  2. Upgrade

    Upgrade nuget/Magick.NET-Q8-x64 to a version that resolves this vulnerability.

    Fixed in 14.14.0
  3. Upgrade

    Upgrade nuget/Magick.NET-Q8-arm64 to a version that resolves this vulnerability.

    Fixed in 14.14.0
  4. Upgrade

    Upgrade nuget/Magick.NET-Q8-OpenMP-x64 to a version that resolves this vulnerability.

    Fixed in 14.14.0
  5. Upgrade

    Upgrade nuget/Magick.NET-Q8-OpenMP-arm64 to a version that resolves this vulnerability.

    Fixed in 14.14.0
  6. Upgrade

    Upgrade nuget/Magick.NET-Q8-AnyCPU to a version that resolves this vulnerability.

    Fixed in 14.14.0
  7. Upgrade

    Upgrade nuget/Magick.NET-Q16-x86 to a version that resolves this vulnerability.

    Fixed in 14.14.0
  8. Upgrade

    Upgrade nuget/Magick.NET-Q16-x64 to a version that resolves this vulnerability.

    Fixed in 14.14.0
  9. Upgrade

    Upgrade nuget/Magick.NET-Q16-arm64 to a version that resolves this vulnerability.

    Fixed in 14.14.0
  10. Upgrade

    Upgrade nuget/Magick.NET-Q16-OpenMP-x64 to a version that resolves this vulnerability.

    Fixed in 14.14.0
  11. Upgrade

    Upgrade nuget/Magick.NET-Q16-OpenMP-arm64 to a version that resolves this vulnerability.

    Fixed in 14.14.0
  12. Upgrade

    Upgrade nuget/Magick.NET-Q16-HDRI-x86 to a version that resolves this vulnerability.

    Fixed in 14.14.0
  13. Upgrade

    Upgrade nuget/Magick.NET-Q16-HDRI-x64 to a version that resolves this vulnerability.

    Fixed in 14.14.0
  14. Upgrade

    Upgrade nuget/Magick.NET-Q16-HDRI-arm64 to a version that resolves this vulnerability.

    Fixed in 14.14.0
  15. Upgrade

    Upgrade nuget/Magick.NET-Q16-HDRI-OpenMP-arm64 to a version that resolves this vulnerability.

    Fixed in 14.14.0
  16. Upgrade

    Upgrade nuget/Magick.NET-Q16-HDRI-AnyCPU to a version that resolves this vulnerability.

    Fixed in 14.14.0
  17. Upgrade

    Upgrade nuget/Magick.NET-Q16-AnyCPU to a version that resolves this vulnerability.

    Fixed in 14.14.0
  18. Upgrade

    Upgrade ImageMagick to a version that resolves this vulnerability.

    Fixed in 6.9.13-48
  19. Upgrade

    Upgrade ImageMagick to a version that resolves this vulnerability.

    Fixed in 7.1.2-24

Event History

Jun 10, 2026
CVE Published
via MITRE·09:58 PM
Data Sourced
via MITRE·09:58 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·11:16 PM
DescriptionSeverityWeaknessAffected Software
Jun 25, 2026
Advisory Published
via GitHub·09:50 PM
Data Sourced
via GitHub·09:50 PM
DescriptionSeverityWeaknessAffected Software

Frequently Asked Questions

1

What is the severity of CVE-2026-48994?

CVE-2026-48994 has a medium severity rating of 5.9.

2

How do I fix CVE-2026-48994?

To fix CVE-2026-48994, upgrade to ImageMagick versions 6.9.13-48 or 7.1.2-24 or later.

3

What types of systems are affected by CVE-2026-48994?

CVE-2026-48994 affects 32-bit systems running specific versions of ImageMagick.

4

What can occur due to CVE-2026-48994 vulnerability?

The CVE-2026-48994 vulnerability can lead to a heap buffer over-write in the MAT decoder.

5

Is CVE-2026-48994 exploitable remotely?

CVE-2026-48994 has an attack vector that allows for remote exploitation, categorized as AV:N.

Company

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