cve/2022/CVE-2022-47657.md

### [CVE-2022-47657](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-47657)
![](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

GPAC MP4Box 2.1-DEV-rev644-g5c4df2a67 is vulnerable to buffer overflow in function hevc_parse_vps_extension of media_tools/av_parsers.c:7662

### POC

#### Reference
- https://github.com/gpac/gpac/issues/2355

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