Niels Thykier writes ("Bug#859560: xen: CVE-2017-7228: x86: broken check in
memory_exchange() permits PV guest breakout (XSA-212)"):
> Hi Xen maintainers,
> Is there any update on this bug?Sorry for having dropping this. I will try to sort out this (and the other outstanding security issues with this package) this week. Ian.

