cve/2018/CVE-2018-13406.md

### [CVE-2018-13406](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-13406)
![](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

An integer overflow in the uvesafb_setcmap function in drivers/video/fbdev/uvesafb.c in the Linux kernel before 4.17.4 could result in local attackers being able to crash the kernel or potentially elevate privileges because kmalloc_array is not used.

### POC

#### Reference
- https://usn.ubuntu.com/3753-1/
- https://usn.ubuntu.com/3753-2/
- https://usn.ubuntu.com/3753-2/

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