OPENSUSE-SU-2019:1199-1 Recommended update for xen

This update for xen fixes the following issues: Security issues fixed: - CVE-2018-19967: Fixed HLE constructs that allowed guests to lock up the host, resulting in a Denial of Service DoS. XSA-282 bsc1114988 - Fixed an issue which could allow malicious PV guests may cause a host crash or gain...