---
id: CVE-2026-56367
aliases:
  - GHSA-273h-m46v-96q4
title: >-
  ImageMagick: Integer Overflow in PSB (PSD v2) RLE decoding path causes heap
  Out of Bounds reads for 32-bit builds
summary: >-
  ImageMagick: Integer Overflow in PSB (PSD v2) RLE decoding path causes heap
  Out of Bounds reads for 32-bit builds
severity: low
cvss: 3.7
cwe:
  - CWE-125
  - CWE-190
vendor: Magick
product: Magick.NET-Q16-AnyCPU
ecosystem: nuget
affected:
  - Magick.NET-Q16-AnyCPU < 14.10.3
  - Magick.NET-Q16-HDRI-AnyCPU < 14.10.3
  - Magick.NET-Q16-HDRI-OpenMP-arm64 < 14.10.3
  - Magick.NET-Q16-HDRI-OpenMP-x64 < 14.10.3
  - Magick.NET-Q16-HDRI-arm64 < 14.10.3
  - Magick.NET-Q16-HDRI-x64 < 14.10.3
  - Magick.NET-Q16-HDRI-x86 < 14.10.3
  - Magick.NET-Q16-OpenMP-arm64 < 14.10.3
  - Magick.NET-Q16-OpenMP-x64 < 14.10.3
  - Magick.NET-Q16-OpenMP-x86 < 14.10.3
  - Magick.NET-Q16-arm64 < 14.10.3
  - Magick.NET-Q16-x64 < 14.10.3
  - Magick.NET-Q16-x86 < 14.10.3
  - Magick.NET-Q8-AnyCPU < 14.10.3
  - Magick.NET-Q8-OpenMP-arm64 < 14.10.3
  - Magick.NET-Q8-OpenMP-x64 < 14.10.3
  - Magick.NET-Q8-arm64 < 14.10.3
  - Magick.NET-Q8-x64 < 14.10.3
  - Magick.NET-Q8-x86 < 14.10.3
patched:
  - Magick.NET-Q16-AnyCPU 14.10.3
  - Magick.NET-Q16-HDRI-AnyCPU 14.10.3
  - Magick.NET-Q16-HDRI-OpenMP-arm64 14.10.3
  - Magick.NET-Q16-HDRI-OpenMP-x64 14.10.3
  - Magick.NET-Q16-HDRI-arm64 14.10.3
  - Magick.NET-Q16-HDRI-x64 14.10.3
  - Magick.NET-Q16-HDRI-x86 14.10.3
  - Magick.NET-Q16-OpenMP-arm64 14.10.3
  - Magick.NET-Q16-OpenMP-x64 14.10.3
  - Magick.NET-Q16-OpenMP-x86 14.10.3
  - Magick.NET-Q16-arm64 14.10.3
  - Magick.NET-Q16-x64 14.10.3
  - Magick.NET-Q16-x86 14.10.3
  - Magick.NET-Q8-AnyCPU 14.10.3
  - Magick.NET-Q8-OpenMP-arm64 14.10.3
  - Magick.NET-Q8-OpenMP-x64 14.10.3
  - Magick.NET-Q8-arm64 14.10.3
  - Magick.NET-Q8-x64 14.10.3
  - Magick.NET-Q8-x86 14.10.3
published: '2026-02-25'
updated: '2026-11-03'
sourceUpdated: '2026-11-03T17:38:15Z'
source: GHSA
sourceUrl: 'https://github.com/advisories/GHSA-273h-m46v-96q4'
references:
  - url: >-
      https://github.com/ImageMagick/ImageMagick/security/advisories/GHSA-273h-m46v-96q4
  - url: 'https://nvd.nist.gov/vuln/detail/CVE-2026-25984'
  - url: >-
      https://github.com/ImageMagick/ImageMagick/commit/5b91ab69af614024255fd93dcc9a62b41fbc435c
  - url: 'https://github.com/dlemstra/Magick.NET/releases/tag/14.10.3'
  - url: 'https://github.com/advisories/GHSA-273h-m46v-96q4'
tags:
  - ghsa
  - nuget
epss: 0.00236
epssPercentile: 0.14571
ingestedAt: '2026-11-03T17:50:48.248Z'
---

## Overview

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

- `Magick.NET-Q16-AnyCPU < 14.10.3`
- `Magick.NET-Q16-HDRI-AnyCPU < 14.10.3`
- `Magick.NET-Q16-HDRI-OpenMP-arm64 < 14.10.3`
- `Magick.NET-Q16-HDRI-OpenMP-x64 < 14.10.3`
- `Magick.NET-Q16-HDRI-arm64 < 14.10.3`
- `Magick.NET-Q16-HDRI-x64 < 14.10.3`
- `Magick.NET-Q16-HDRI-x86 < 14.10.3`
- `Magick.NET-Q16-OpenMP-arm64 < 14.10.3`
- `Magick.NET-Q16-OpenMP-x64 < 14.10.3`
- `Magick.NET-Q16-OpenMP-x86 < 14.10.3`
- `Magick.NET-Q16-arm64 < 14.10.3`
- `Magick.NET-Q16-x64 < 14.10.3`
- `Magick.NET-Q16-x86 < 14.10.3`
- `Magick.NET-Q8-AnyCPU < 14.10.3`
- `Magick.NET-Q8-OpenMP-arm64 < 14.10.3`
- `Magick.NET-Q8-OpenMP-x64 < 14.10.3`
- `Magick.NET-Q8-arm64 < 14.10.3`
- `Magick.NET-Q8-x64 < 14.10.3`
- `Magick.NET-Q8-x86 < 14.10.3`

## Remediation

Upgrade to a patched release:

- `Magick.NET-Q16-AnyCPU 14.10.3`
- `Magick.NET-Q16-HDRI-AnyCPU 14.10.3`
- `Magick.NET-Q16-HDRI-OpenMP-arm64 14.10.3`
- `Magick.NET-Q16-HDRI-OpenMP-x64 14.10.3`
- `Magick.NET-Q16-HDRI-arm64 14.10.3`
- `Magick.NET-Q16-HDRI-x64 14.10.3`
- `Magick.NET-Q16-HDRI-x86 14.10.3`
- `Magick.NET-Q16-OpenMP-arm64 14.10.3`
- `Magick.NET-Q16-OpenMP-x64 14.10.3`
- `Magick.NET-Q16-OpenMP-x86 14.10.3`
- `Magick.NET-Q16-arm64 14.10.3`
- `Magick.NET-Q16-x64 14.10.3`
- `Magick.NET-Q16-x86 14.10.3`
- `Magick.NET-Q8-AnyCPU 14.10.3`
- `Magick.NET-Q8-OpenMP-arm64 14.10.3`
- `Magick.NET-Q8-OpenMP-x64 14.10.3`
- `Magick.NET-Q8-arm64 14.10.3`
- `Magick.NET-Q8-x64 14.10.3`
- `Magick.NET-Q8-x86 14.10.3`