CVE-2026-22770
Medium · 6.5ImageMagick releases an invalid pointer in BilateralBlur when memory allocation fails
CVSS
6.5
EPSS
0.4%
Published
Jan 20, 2026
CISA due date
—
The record
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 | Introduced | Fixed |
|---|---|---|---|
| NuGet | Magick.NET-Q16-AnyCPU | 0 | 14.10.2 |
| NuGet | Magick.NET-Q16-HDRI-AnyCPU | 0 | 14.10.2 |
| NuGet | Magick.NET-Q16-HDRI-OpenMP-arm64 | 0 | 14.10.2 |
| NuGet | Magick.NET-Q16-HDRI-OpenMP-x64 | 0 | 14.10.2 |
| NuGet | Magick.NET-Q16-HDRI-arm64 | 0 | 14.10.2 |
| NuGet | Magick.NET-Q16-HDRI-x64 | 0 | 14.10.2 |
| NuGet | Magick.NET-Q16-HDRI-x86 | 0 | 14.10.2 |
| NuGet | Magick.NET-Q16-OpenMP-arm64 | 0 | 14.10.2 |
| NuGet | Magick.NET-Q16-OpenMP-x64 | 0 | 14.10.2 |
| NuGet | Magick.NET-Q16-OpenMP-x86 | 0 | 14.10.2 |
| NuGet | Magick.NET-Q16-arm64 | 0 | 14.10.2 |
| NuGet | Magick.NET-Q16-x64 | 0 | 14.10.2 |
| NuGet | Magick.NET-Q16-x86 | 0 | 14.10.2 |
| NuGet | Magick.NET-Q8-AnyCPU | 0 | 14.10.2 |
| NuGet | Magick.NET-Q8-OpenMP-arm64 | 0 | 14.10.2 |
| NuGet | Magick.NET-Q8-OpenMP-x64 | 0 | 14.10.2 |
| NuGet | Magick.NET-Q8-arm64 | 0 | 14.10.2 |
| NuGet | Magick.NET-Q8-x64 | 0 | 14.10.2 |
| NuGet | Magick.NET-Q8-x86 | 0 | 14.10.2 |
| Chainguard | imagemagick-6 | 0 | 6.9.13.38-r0 |
| SUSE:Linux Enterprise Server 15 SP6-LTSS | ImageMagick | 0 | 7.1.1.21-150600.3.38.1 |
| SUSE:Linux Enterprise Server for SAP Applications 15 SP6 | ImageMagick | 0 | 7.1.1.21-150600.3.38.1 |
| openSUSE:Leap 15.6 | ImageMagick | 0 | 7.1.1.21-150600.3.38.1 |
| openSUSE:Leap 16.0 | ImageMagick | 0 | 7.1.2.0-160000.6.1 |
| openSUSE:Tumbleweed | ImageMagick | 0 | 7.1.2.13-2.1 |
Related vulnerabilities
- GHSA-39h3-g67r-7g3c ImageMagick releases an invalid pointer in BilateralBlur when memory allocation fails Same vulnerability
- CVE-2026-27799 ImageMagick is free and open-source software used for editing and manipulating digital… Also affects Magick.NET-Q16-AnyCPU
- CVE-2026-27798 ImageMagick is free and open-source software used for editing and manipulating digital… Also affects Magick.NET-Q16-AnyCPU
- GHSA-r99p-5442-q2x2 ImageMagick has a heap Buffer Over-read in its DJVU image format handler Also affects Magick.NET-Q16-AnyCPU
- GHSA-qpgx-jfcq-r59f ImageMagick: Heap Buffer Over-read in WaveletDenoise when processing small images Also affects Magick.NET-Q16-AnyCPU
- GHSA-gq5v-qf8q-fp77 ImageMagick: Heap-based Buffer Overflow in GetPixelIndex due to metadata-cache… Also affects Magick.NET-Q16-AnyCPU
- GHSA-wfx3-6g53-9fgc ImageMagick: Memory Leak in multiple coders that write raw pixel data Also affects Magick.NET-Q16-AnyCPU
- GHSA-3q5f-gmjc-38r8 ImageMagick: Memory leak in coders/txt.c without freetype Also affects Magick.NET-Q16-AnyCPU