### [CVE-2017-12937](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-12937)
![](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 ReadSUNImage function in coders/sun.c in GraphicsMagick 1.3.26 has a colormap heap-based buffer over-read.

### POC

#### Reference
- https://blogs.gentoo.org/ago/2017/08/05/graphicsmagick-heap-based-buffer-overflow-in-readsunimage-sun-c/

#### Github
- https://github.com/mudongliang/LinuxFlaw
- https://github.com/oneoy/cve-