cve/2021/CVE-2021-39528.md

### [CVE-2021-39528](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-39528)
![](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

An issue was discovered in libredwg through v0.10.1.3751. dwg_free_MATERIAL_private() in dwg.spec has a double free.

### POC

#### Reference
- https://github.com/LibreDWG/libredwg/issues/256

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