GHSA-p863-5fgm-rgq4
ImageMagick has NULL Pointer Dereference in ClonePixelCacheRepository via crafted image
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-x86 | < 14.10.3 | 14.10.3 |
Details
As written in the advisory (Markdown source, shown as plain text).
A NULL pointer dereference in ClonePixelCacheRepository allows a remote attacker to crash any application linked against ImageMagick by supplying a crafted image file, resulting in Denial of Service.
```
AddressSanitizer:DEADLYSIGNAL
=================================================================
==3704942==ERROR: AddressSanitizer: UNKNOWN SIGNAL on unknown address 0x000000000000 (pc 0x7f9d141239e0 bp 0x7ffd4c5711e0 sp 0x7ffd4c571148 T0)
#0 0x7f9d141239e0 (/lib/x86_64-linux-gnu/libc.so.6+0xc49e0)
#1 0x558a25e4f08d in ClonePixelCacheRepository._omp_fn.0 MagickCore/cache.c:784
#2 0x7f9d14c06a15 in GOMP_parallel (/lib/x86_64-linux-gnu/libgomp.so.1+0x14a15)
#3 0x558a25e43151 in ClonePixelCacheRepository MagickCore/cache.c:753
#4 0x558a25e49a96 in OpenPixelCache MagickCore/cache.c:3849
#5 0x558a25e45117 in GetImagePixelCache MagickCore/cache.c:1829
#6 0x558a25e4dde3 in SyncImagePixelCache MagickCore/cache.c:5647
#7 0x558a256ba57d in SetImageExtent MagickCore/image.c:2713
```
References
External links from the advisory. They lead to third-party sites.
- https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-p863-5fgm-rgq4
- https://nvd.nist.gov/vuln/detail/CVE-2026-25798
- https://github.com/ImageMagick/ImageMagick/issues/8567
- https://github.com/ImageMagick/ImageMagick/commit/e046417675d5c26e5f48816851a406c121c77469
- https://github.com/ImageMagick/ImageMagick
- https://github.com/dlemstra/Magick.NET/releases/tag/14.10.3