CVEs-PoC/2017/CVE-2017-7778.md

### [CVE-2017-7778](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7778)
![](https://img.shields.io/static/v1?label=Product&message=Firefox%20ESR&color=blue)
![](https://img.shields.io/static/v1?label=Product&message=Firefox&color=blue)
![](https://img.shields.io/static/v1?label=Product&message=Thunderbird&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=unspecified%20&color=brightgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=Vulnerabilities%20in%20the%20Graphite%202%20library&color=brightgreen)

### Description

A number of security vulnerabilities in the Graphite 2 library including out-of-bounds reads, buffer overflow reads and writes, and the use of uninitialized memory. These issues were addressed in Graphite 2 version 1.3.10. This vulnerability affects Firefox < 54, Firefox ESR < 52.2, and Thunderbird < 52.2.

### POC

#### Reference
- https://bugzilla.mozilla.org/show_bug.cgi?id=1349310
- https://www.mozilla.org/security/advisories/mfsa2017-15/

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