cve/2016/CVE-2016-9556.md

### [CVE-2016-9556](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-9556)
![](https://img.shields.io/static/v1?label=Product&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Vulnerability&message=n%2Fa&color=brighgreen)

### Description

The IsPixelGray function in MagickCore/pixel-accessor.h in ImageMagick 7.0.3-8 allows remote attackers to cause a denial of service (out-of-bounds heap read) via a crafted image file.

### POC

#### Reference
- http://www.openwall.com/lists/oss-security/2016/12/01/4
- https://blogs.gentoo.org/ago/2016/11/19/imagemagick-heap-based-buffer-overflow-in-ispixelgray-pixel-accessor-h

#### Github
- https://github.com/mrash/afl-cve