### [CVE-2021-44964](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-44964)
![](https://img.shields.io/static/v1?label=Product&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=n%2Fa%20&color=brightgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=n%2Fa&color=brightgreen)

### Description

Use after free in garbage collector and finalizer of lgc.c in Lua interpreter 5.4.0~5.4.3 allows attackers to perform Sandbox Escape via a crafted script file.

### POC

#### Reference
- http://lua-users.org/lists/lua-l/2021-11/msg00186.html

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