cve/2016/CVE-2016-2143.md

### [CVE-2016-2143](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-2143)
![](https://img.shields.io/static/v1?label=Product&message=n%2Fa&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=%3D%20n%2Fa%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=n%2Fa&color=brighgreen)

### Description

The fork implementation in the Linux kernel before 4.5 on s390 platforms mishandles the case of four page-table levels, which allows local users to cause a denial of service (system crash) or possibly have unspecified other impact via a crafted application, related to arch/s390/include/asm/mmu_context.h and arch/s390/include/asm/pgalloc.h.

### POC

#### Reference
- http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html

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