medium6.5
CVE-2026-22770
ImageMagick releases an invalid pointer in BilateralBlur when memory allocation fails
Impact
The BilateralBlurImage method will allocate a set of double buffers inside AcquireBilateralTLS. But the last element in the set is not properly initialized. This will result in a release of an invalid pointer inside DestroyBilateralTLS when the memory allocation fails.
Affected packages
| Ecosystem | Package | Affected | Fixed in |
|---|---|---|---|
| nuget | Magick.NET-Q8-x64 | < 14.10.2 | 14.10.2 |
| nuget | Magick.NET-Q8-arm64 | < 14.10.2 | 14.10.2 |
| nuget | Magick.NET-Q8-x86 | < 14.10.2 | 14.10.2 |
| nuget | Magick.NET-Q8-OpenMP-x64 | < 14.10.2 | 14.10.2 |
| nuget | Magick.NET-Q8-OpenMP-arm64 | < 14.10.2 | 14.10.2 |
| nuget | Magick.NET-Q16-x64 | < 14.10.2 | 14.10.2 |
| nuget | Magick.NET-Q16-arm64 | < 14.10.2 | 14.10.2 |
| nuget | Magick.NET-Q16-x86 | < 14.10.2 | 14.10.2 |
| nuget | Magick.NET-Q16-OpenMP-x64 | < 14.10.2 | 14.10.2 |
| nuget | Magick.NET-Q16-OpenMP-arm64 | < 14.10.2 | 14.10.2 |
| nuget | Magick.NET-Q16-OpenMP-x86 | < 14.10.2 | 14.10.2 |
| nuget | Magick.NET-Q16-HDRI-x64 | < 14.10.2 | 14.10.2 |
| nuget | Magick.NET-Q16-HDRI-arm64 | < 14.10.2 | 14.10.2 |
| nuget | Magick.NET-Q16-HDRI-x86 | < 14.10.2 | 14.10.2 |
| nuget | Magick.NET-Q16-HDRI-OpenMP-x64 | < 14.10.2 | 14.10.2 |
| nuget | Magick.NET-Q16-HDRI-OpenMP-arm64 | < 14.10.2 | 14.10.2 |
| nuget | Magick.NET-Q8-AnyCPU | < 14.10.2 | 14.10.2 |
| nuget | Magick.NET-Q16-AnyCPU | < 14.10.2 | 14.10.2 |
| nuget | Magick.NET-Q16-HDRI-AnyCPU | < 14.10.2 | 14.10.2 |
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Imagemagick | Imagemagick | before 7.1.2-13 |
Weakness classification
References
- NVD record
- CVE.org record
- GitHub advisory
- https://github.com/ImageMagick/ImageMagick/commit/3e0330721020e0c5bb52e4b77c347527dd71658e
- https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-39h3-g67r-7g3c
- https://github.com/advisories/GHSA-39h3-g67r-7g3c
- https://nvd.nist.gov/vuln/detail/CVE-2026-22770
- https://github.com/dlemstra/Magick.NET/releases/tag/14.10.2