medium5.3
CVE-2026-25983
ImageMagick has Use After Free in MSLStartElement in "coders/msl.c"
Impact
A crafted MSL script triggers a heap-use-after-free. The operation element handler replaces and frees the image while the parser continues reading from it, leading to a UAF in ReadBlobString during further parsing.
Affected packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| nuget | Magick.NET-Q16-AnyCPU | < 14.10.3 | 14.10.3 |
| nuget | Magick.NET-Q16-HDRI-AnyCPU | < 14.10.3 | 14.10.3 |
| nuget | Magick.NET-Q16-HDRI-OpenMP-arm64 | < 14.10.3 | 14.10.3 |
| nuget | Magick.NET-Q16-HDRI-OpenMP-x64 | < 14.10.3 | 14.10.3 |
| nuget | Magick.NET-Q16-HDRI-arm64 | < 14.10.3 | 14.10.3 |
| nuget | Magick.NET-Q16-HDRI-x64 | < 14.10.3 | 14.10.3 |
| nuget | Magick.NET-Q16-HDRI-x86 | < 14.10.3 | 14.10.3 |
| nuget | Magick.NET-Q16-OpenMP-arm64 | < 14.10.3 | 14.10.3 |
| nuget | Magick.NET-Q16-OpenMP-x64 | < 14.10.3 | 14.10.3 |
| nuget | Magick.NET-Q16-OpenMP-x86 | < 14.10.3 | 14.10.3 |
| nuget | Magick.NET-Q16-arm64 | < 14.10.3 | 14.10.3 |
| nuget | Magick.NET-Q16-x64 | < 14.10.3 | 14.10.3 |
| nuget | Magick.NET-Q16-x86 | < 14.10.3 | 14.10.3 |
| nuget | Magick.NET-Q8-AnyCPU | < 14.10.3 | 14.10.3 |
| nuget | Magick.NET-Q8-OpenMP-arm64 | < 14.10.3 | 14.10.3 |
| nuget | Magick.NET-Q8-OpenMP-x64 | < 14.10.3 | 14.10.3 |
| nuget | Magick.NET-Q8-arm64 | < 14.10.3 | 14.10.3 |
| nuget | Magick.NET-Q8-x64 | < 14.10.3 | 14.10.3 |
| nuget | Magick.NET-Q8-x86 | < 14.10.3 | 14.10.3 |
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Imagemagick | Imagemagick | before 6.9.13-40 from 7.0.0-0 before 7.1.2-15 |
Weakness classification
References
- NVD record
- CVE.org record
- GitHub advisory
- https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-fwqw-2x5x-w566
- https://github.com/advisories/GHSA-fwqw-2x5x-w566
- https://nvd.nist.gov/vuln/detail/CVE-2026-25983
- https://github.com/ImageMagick/ImageMagick/commit/257200cb21de23404dce5f8261871845d425dee5
- https://github.com/dlemstra/Magick.NET/releases/tag/14.10.3