cve/2019/CVE-2019-20021.md

### [CVE-2019-20021](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-20021)
![](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

A heap-based buffer over-read was discovered in canUnpack in p_mach.cpp in UPX 3.95 via a crafted Mach-O file.

### POC

#### Reference
- https://github.com/upx/upx/issues/315

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