CVE-2026-56361
Fixed in a distro release EPSS <1%CVSS 3.3
ImageMagick before 7.1.2-19 contains an off-by-one error in morphology validation allowing out-of-bounds heap buffer reads. Attackers can trigger heap buffer overflow by providing incorrect morphology parameters causing single pixel memory access violations.
Products: imagemagick
Fixed upstream
| Ecosystem | Package | Fixed in |
|---|---|---|
| NuGet | Magick.NET-Q16-AnyCPU | 14.12.0 |
| NuGet | Magick.NET-Q16-HDRI-AnyCPU | 14.12.0 |
| NuGet | Magick.NET-Q16-HDRI-OpenMP-arm64 | 14.12.0 |
| NuGet | Magick.NET-Q16-HDRI-OpenMP-x64 | 14.12.0 |
| NuGet | Magick.NET-Q16-HDRI-arm64 | 14.12.0 |
| NuGet | Magick.NET-Q16-HDRI-x64 | 14.12.0 |
| NuGet | Magick.NET-Q16-HDRI-x86 | 14.12.0 |
| NuGet | Magick.NET-Q16-OpenMP-arm64 | 14.12.0 |
| NuGet | Magick.NET-Q16-OpenMP-x64 | 14.12.0 |
| NuGet | Magick.NET-Q16-arm64 | 14.12.0 |
| NuGet | Magick.NET-Q16-x64 | 14.12.0 |
| NuGet | Magick.NET-Q16-x86 | 14.12.0 |
| NuGet | Magick.NET-Q8-AnyCPU | 14.12.0 |
| NuGet | Magick.NET-Q8-OpenMP-arm64 | 14.12.0 |
| NuGet | Magick.NET-Q8-OpenMP-x64 | 14.12.0 |
| NuGet | Magick.NET-Q8-arm64 | 14.12.0 |
| NuGet | Magick.NET-Q8-x64 | 14.12.0 |
| NuGet | Magick.NET-Q8-x86 | 14.12.0 |
Distro releases
| Release | Package | Fixed in |
|---|---|---|
| Debian 12 | imagemagick | 8:6.9.11.60+dfsg-1.6+deb12u12 |
| Debian 13 | imagemagick | 8:7.1.1.43+dfsg1-1+deb13u11 |
| Debian 14 | imagemagick | 8:7.1.2.19+dfsg1-1 |
| SUSE Linux Enterprise High Performance Computing 15 SP4-ESPOS | ImageMagick | 7.1.0.9-150400.6.96.1 |
| SUSE Linux Enterprise High Performance Computing 15 SP4-LTSS | ImageMagick | 7.1.0.9-150400.6.96.1 |
| SUSE Linux Enterprise High Performance Computing 15 SP5-ESPOS | ImageMagick | 7.1.0.9-150400.6.96.1 |
| SUSE Linux Enterprise High Performance Computing 15 SP5-LTSS | ImageMagick | 7.1.0.9-150400.6.96.1 |
| SUSE Linux Enterprise Module for Desktop Applications 15 SP7 | ImageMagick | 7.1.0.9-150400.6.96.1 |
| SUSE Linux Enterprise Module for Desktop Applications 15 SP7 | ImageMagick | 7.1.1.43-150700.3.65.1 |
| SUSE Linux Enterprise Module for Development Tools 15 SP7 | ImageMagick | 7.1.1.43-150700.3.65.1 |
| SUSE Linux Enterprise Server 12 SP5-LTSS | ImageMagick | 6.8.8.1-71.259.1 |
| SUSE Linux Enterprise Server 15 SP4-LTSS | ImageMagick | 7.1.0.9-150400.6.96.1 |
| SUSE Linux Enterprise Server 15 SP5-LTSS | ImageMagick | 7.1.0.9-150400.6.96.1 |
| SUSE Linux Enterprise Server 15 SP6-LTSS | ImageMagick | 7.1.0.9-150400.6.96.1 |
| SUSE Linux Enterprise Server 15 SP6-LTSS | ImageMagick | 7.1.1.21-150600.3.73.1 |
| SUSE Linux Enterprise Server 16.0 | ImageMagick | 7.1.2.0-160000.11.1 |
| SUSE Linux Enterprise Server LTSS Extended Security 12 SP5 | ImageMagick | 6.8.8.1-71.259.1 |
| SUSE Linux Enterprise Server for SAP Applications 15 SP4 | ImageMagick | 7.1.0.9-150400.6.96.1 |
| SUSE Linux Enterprise Server for SAP Applications 15 SP5 | ImageMagick | 7.1.0.9-150400.6.96.1 |
| SUSE Linux Enterprise Server for SAP Applications 15 SP6 | ImageMagick | 7.1.0.9-150400.6.96.1 |
| SUSE Linux Enterprise Server for SAP Applications 15 SP6 | ImageMagick | 7.1.1.21-150600.3.73.1 |
| SUSE Linux Enterprise Server for SAP applications 16.0 | ImageMagick | 7.1.2.0-160000.11.1 |
| Ubuntu 25.10 | imagemagick | no fix |
| Ubuntu Pro 14.04 LTS | imagemagick | 8:6.7.7.10-6ubuntu3.13+esm26 |
| Ubuntu Pro 16.04 LTS | imagemagick | 8:6.8.9.9-7ubuntu5.16+esm25 |
| Ubuntu Pro 18.04 LTS | imagemagick | 8:6.9.7.4+dfsg-16ubuntu6.15+esm17 |
| Ubuntu Pro 20.04 LTS | imagemagick | 8:6.9.10.23+dfsg-2.1ubuntu11.11+esm15 |
| Ubuntu Pro 22.04 LTS | imagemagick | 8:6.9.11.60+dfsg-1.3ubuntu0.22.04.5+esm15 |
| Ubuntu Pro 24.04 LTS | imagemagick | 8:6.9.12.98+dfsg1-5.2ubuntu0.1~esm14 |
| Ubuntu Pro 26.04 LTS | imagemagick | 8:7.1.2.18+dfsg1-1ubuntu0.1~esm3 |
| openSUSE Leap 16.0 | ImageMagick | 7.1.2.0-160000.11.1 |
| openSUSE Tumbleweed | ImageMagick | 7.1.2.27-1.1 |