CVEs-PoC/2021/CVE-2021-31872.md

### [CVE-2021-31872](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-31872)
![](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

An issue was discovered in klibc before 2.0.9. Multiple possible integer overflows in the cpio command on 32-bit systems may result in a buffer overflow or other security impact.

### POC

#### Reference
- https://git.kernel.org/pub/scm/libs/klibc/klibc.git/commit/?id=9b1c91577aef7f2e72c3aa11a27749160bd278ff

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