### [CVE-2015-8869](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-8869)
![](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

OCaml before 4.03.0 does not properly handle sign extensions, which allows remote attackers to conduct buffer overflow attacks or obtain sensitive information as demonstrated by a long string to the String.copy function.

### POC

#### Reference
- http://www.openwall.com/lists/oss-security/2016/04/29/1
- http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html

#### Github
- https://github.com/andir/nixos-issue-db-example