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

June 25, 2026

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

References

github.com/ImageMagick/ImageMagick/security/advisories/GHSA-4v89-6mgq-6rgc
github.com/advisories/GHSA-4v89-6mgq-6rgc
github.com/dlemstra/Magick.NET/releases/tag/14.14.0
nvd.nist.gov/vuln/detail/CVE-2026-48994

Code Behaviors & Features

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