### [CVE-2015-2922](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2015-2922) ![](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 ndisc_router_discovery function in net/ipv6/ndisc.c in the Neighbor Discovery (ND) protocol implementation in the IPv6 stack in the Linux kernel before 3.19.6 allows remote attackers to reconfigure a hop-limit setting via a small hop_limit value in a Router Advertisement (RA) message. ### POC #### Reference - http://www.oracle.com/technetwork/topics/security/bulletinoct2015-2511968.html - http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html #### Github - https://github.com/ARPSyndicate/cvemon