cve/2013/CVE-2013-7021.md

### [CVE-2013-7021](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2013-7021)
![](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 filter_frame function in libavfilter/vf_fps.c in FFmpeg before 2.1 does not properly ensure the availability of FIFO content, which allows remote attackers to cause a denial of service (double free) or possibly have unspecified other impact via crafted data.

### POC

#### Reference
- http://ffmpeg.org/security.html

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