SUSE-SU-2020:3413-1 Security update for xen

This update for xen fixes the following issues: Security issue fixed: - CVE-2020-28368: Fixed the Intel RAPL sidechannel attack, aka PLATYPUS attack, aka XSA-351 bsc1178591. Non-security issues fixed: - Updated to Xen 4.12.4 bug fix release bsc1027519. - Fixed a panic during MSI cleanup on AMD...