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6.5
ImageMagick allows attackers to write beyond memory limits in image files
CVE-2026-28493
GHSA-r39q-jr8h-gcq2
Summary
An attacker can create a malicious image file that exploits a weakness in the way ImageMagick handles certain types of images, potentially allowing them to execute arbitrary code or crash the application. This affects systems that use ImageMagick to process or open image files. To mitigate this risk, ensure you're running the latest version of ImageMagick and only open trusted image files from known sources.
What to do
- Update magick.net-q16-anycpu to version 14.10.4.
- Update magick.net-q16-hdri-anycpu to version 14.10.4.
- Update magick.net-q16-hdri-openmp-arm64 to version 14.10.4.
- Update magick.net-q16-hdri-arm64 to version 14.10.4.
- Update magick.net-q16-hdri-x64 to version 14.10.4.
- Update magick.net-q16-hdri-x86 to version 14.10.4.
- Update magick.net-q16-openmp-arm64 to version 14.10.4.
- Update magick.net-q16-openmp-x64 to version 14.10.4.
- Update magick.net-q16-openmp-x86 to version 14.10.4.
- Update magick.net-q16-arm64 to version 14.10.4.
- Update magick.net-q16-x64 to version 14.10.4.
- Update magick.net-q16-x86 to version 14.10.4.
- Update magick.net-q16-hdri-openmp-x64 to version 14.10.4.
- Update magick.net-q8-anycpu to version 14.10.4.
- Update magick.net-q8-openmp-arm64 to version 14.10.4.
- Update magick.net-q8-openmp-x64 to version 14.10.4.
- Update magick.net-q8-arm64 to version 14.10.4.
- Update magick.net-q8-x64 to version 14.10.4.
- Update magick.net-q8-x86 to version 14.10.4.
Affected software
| Vendor | Product | Affected versions | Fix available |
|---|---|---|---|
| – | magick.net-q16-anycpu | <= 14.10.4 | 14.10.4 |
| – | magick.net-q16-hdri-anycpu | <= 14.10.4 | 14.10.4 |
| – | magick.net-q16-hdri-openmp-arm64 | <= 14.10.4 | 14.10.4 |
| – | magick.net-q16-hdri-arm64 | <= 14.10.4 | 14.10.4 |
| – | magick.net-q16-hdri-x64 | <= 14.10.4 | 14.10.4 |
| – | magick.net-q16-hdri-x86 | <= 14.10.4 | 14.10.4 |
| – | magick.net-q16-openmp-arm64 | <= 14.10.4 | 14.10.4 |
| – | magick.net-q16-openmp-x64 | <= 14.10.4 | 14.10.4 |
| – | magick.net-q16-openmp-x86 | <= 14.10.4 | 14.10.4 |
| – | magick.net-q16-arm64 | <= 14.10.4 | 14.10.4 |
| – | magick.net-q16-x64 | <= 14.10.4 | 14.10.4 |
| – | magick.net-q16-x86 | <= 14.10.4 | 14.10.4 |
| – | magick.net-q16-hdri-openmp-x64 | <= 14.10.4 | 14.10.4 |
| – | magick.net-q8-anycpu | <= 14.10.4 | 14.10.4 |
| – | magick.net-q8-openmp-arm64 | <= 14.10.4 | 14.10.4 |
| – | magick.net-q8-openmp-x64 | <= 14.10.4 | 14.10.4 |
| – | magick.net-q8-arm64 | <= 14.10.4 | 14.10.4 |
| – | magick.net-q8-x64 | <= 14.10.4 | 14.10.4 |
| – | magick.net-q8-x86 | <= 14.10.4 | 14.10.4 |
| imagemagick | imagemagick | <= 7.1.2-16 | – |
Original title
ImageMagick has Integer Overflow leading to out of bounds write in SIXEL decoder
Original description
An integer overflow vulnerability exists in the SIXEL decoer. The vulnerability allows an attacker to perform an out of bounds via a specially crafted mage.
nvd CVSS3.1
6.5
Vulnerability type
CWE-190
Integer Overflow
Published: 12 Mar 2026 · Updated: 13 Mar 2026 · First seen: 10 Mar 2026