### [CVE-2014-9585](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-9585)
![](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

The vdso_addr function in arch/x86/vdso/vma.c in the Linux kernel through 3.18.2 does not properly choose memory locations for the vDSO area, which makes it easier for local users to bypass the ASLR protection mechanism by guessing a location at the end of a PMD.

### POC

#### Reference
- http://v0ids3curity.blogspot.in/2014/12/return-to-vdso-using-elf-auxiliary.html
- http://www.ubuntu.com/usn/USN-2514-1

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