cve/2016/CVE-2016-9844.md

### [CVE-2016-9844](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-9844)
![](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

Buffer overflow in the zi_short function in zipinfo.c in Info-Zip UnZip 6.0 allows remote attackers to cause a denial of service (crash) via a large compression method value in the central directory file header.

### POC

#### Reference
- https://bugs.launchpad.net/ubuntu/+source/unzip/+bug/1643750
- https://bugs.launchpad.net/ubuntu/+source/unzip/+bug/1643750

#### Github
- https://github.com/andir/nixos-issue-db-example
- https://github.com/phonito/phonito-vulnerable-container
- https://github.com/ronomon/zip