cve/2017/CVE-2017-7472.md

### [CVE-2017-7472](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-7472)
![](https://img.shields.io/static/v1?label=Product&message=Linux%20kernel%20before%204.10.13&color=blue)
![](https://img.shields.io/static/v1?label=Version&message=%3D%20Linux%20kernel%20before%204.10.13%20&color=brighgreen)
![](https://img.shields.io/static/v1?label=Vulnerability&message=exhaust%20kernel%20memory&color=brighgreen)

### Description

The KEYS subsystem in the Linux kernel before 4.10.13 allows local users to cause a denial of service (memory consumption) via a series of KEY_REQKEY_DEFL_THREAD_KEYRING keyctl_set_reqkey_keyring calls.

### POC

#### Reference
- https://www.exploit-db.com/exploits/42136/

#### Github
- https://github.com/ARPSyndicate/cvemon
- https://github.com/homjxi0e/CVE-2017-7472