CVEs-PoC/2021/CVE-2021-3497.md

### [CVE-2021-3497](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-3497)
![](https://img.shields.io/static/v1?label=Product&message=gstreamer-plugins-good&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=gstreamer-plugins-good%201.18.4%20&color=brightgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=CWE-416&color=brightgreen)

### Description

GStreamer before 1.18.4 might access already-freed memory in error code paths when demuxing certain malformed Matroska files.

### POC

#### Reference
No PoCs from references.

#### Github
- https://github.com/ARPSyndicate/cvemon