This code is a Linux kernel vulnerability,CVE-2014-9322 POC.

cause: swapgs miscoding in stack segment fault handler

swapgs: swap gs register value user <-> kernel

type: zero-write in arbitrary kernel location



overwrite target: default_security_ops->ptrace_traceme

struct security_operations default_security_ops

security_operations: include/linux/security.h-This code is a Linux kernel vulnerability,CVE-2014-9322 POC.

cause: swapgs miscoding in stack segment fault handler

swapgs: swap gs register value　 user <-> kernel

type: zero-write in arbitrary kernel location



overwrite target: default_security_ops->ptrace_traceme

struct security_operations default_security_ops

security_operations: include/linux/security.h