cve/2018/CVE-2018-19759.md

### [CVE-2018-19759](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-19759)
![](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

There is a heap-based buffer over-read at stb_image_write.h (function: stbi_write_png_to_mem) in libsixel 1.8.2 that will cause a denial of service.

### POC

#### Reference
- https://bugzilla.redhat.com/show_bug.cgi?id=1649202
- https://bugzilla.redhat.com/show_bug.cgi?id=1649202

#### Github
No PoCs found on GitHub currently.