cve/2023/CVE-2023-47470.md

### [CVE-2023-47470](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-47470)
![](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

Buffer Overflow vulnerability in Ffmpeg before github commit 4565747056a11356210ed8edcecb920105e40b60 allows a remote attacker to achieve an out-of-array write, execute arbitrary code, and cause a denial of service (DoS) via the ref_pic_list_struct function in libavcodec/evc_ps.c

### POC

#### Reference
- https://github.com/FFmpeg/FFmpeg/commit/4565747056a11356210ed8edcecb920105e40b60
- https://patchwork.ffmpeg.org/project/ffmpeg/patch/20230915131147.5945-2-michael@niedermayer.cc/

#### Github
- https://github.com/DiRaltvein/memory-corruption-examples