cve/2021/CVE-2021-34122.md

### [CVE-2021-34122](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-34122)
![](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 function bitstr_tell at bitstr.c in ffjpeg commit 4ab404e has a NULL pointer dereference.

### POC

#### Reference
- https://github.com/rockcarry/ffjpeg/issues/36

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