CVE-2026-56367
ImageMagick: Integer Overflow in PSB (PSD v2) RLE decoding path causes heap Out of Bounds reads for 32-bit builds
Summary
An integer overflow in the PSB (PSD v2) RLE decoding path causes a heap out-of-bounds read on 32-bit builds. This can lead to information disclosure or a crash when processing crafted PSB files. ``` ================================================================= ==3298==ERROR: AddressSanitizer: heap-buffer-overflow on address 0xf512eb00 at pc 0xf76760b5 bp 0xffc1dfb8 sp 0xffc1dfa8 READ of size 8 at 0xf512eb00 thread T0 #0 0xf76760b4 in ReadPSDChannelRLE coders/psd.c:1141 ```
Affected packages
| Ecosystem | Package | Affected versions | Fixed versions |
|---|---|---|---|
| NuGet | Magick.NET-Q16-AnyCPU | — | 14.10.3 |
| NuGet | Magick.NET-Q16-arm64 | — | 14.10.3 |
| NuGet | Magick.NET-Q16-HDRI-AnyCPU | — | 14.10.3 |
| NuGet | Magick.NET-Q16-HDRI-arm64 | — | 14.10.3 |
| NuGet | Magick.NET-Q16-HDRI-OpenMP-arm64 | — | 14.10.3 |
| NuGet | Magick.NET-Q16-HDRI-OpenMP-x64 | — | 14.10.3 |
| NuGet | Magick.NET-Q16-HDRI-x64 | — | 14.10.3 |
| NuGet | Magick.NET-Q16-HDRI-x86 | — | 14.10.3 |
| NuGet | Magick.NET-Q16-OpenMP-arm64 | — | 14.10.3 |
| NuGet | Magick.NET-Q16-OpenMP-x64 | — | 14.10.3 |
| NuGet | Magick.NET-Q16-OpenMP-x86 | — | 14.10.3 |
| NuGet | Magick.NET-Q16-x64 | — | 14.10.3 |
| NuGet | Magick.NET-Q16-x86 | — | 14.10.3 |
| NuGet | Magick.NET-Q8-AnyCPU | — | 14.10.3 |
| NuGet | Magick.NET-Q8-arm64 | — | 14.10.3 |
| NuGet | Magick.NET-Q8-OpenMP-arm64 | — | 14.10.3 |
| NuGet | Magick.NET-Q8-OpenMP-x64 | — | 14.10.3 |
| NuGet | Magick.NET-Q8-x64 | — | 14.10.3 |
| NuGet | Magick.NET-Q8-x86 | — | 14.10.3 |
Remediation: Upgrade to 14.10.3 or later.
References
Includes data from the GitHub Advisory Database, licensed under CC-BY 4.0.
CVE® is a registered trademark of The MITRE Corporation. CVE content reproduced under the CVE Terms of Use; copyright designation © MITRE.
EPSS scores provided by the FIRST.org Exploit Prediction Scoring System.