This update for xen to version 4.10.1 fixes several issues (bsc#1027519).
These security issues were fixed:
- CVE-2018-3639: Prevent attackers with local user access from extracting
information via a side-channel analysis, aka Speculative Store Bypass
(SSB), Variant 4 (bsc#1092631).
- CVE-2017-5753,CVE-2017-5715,CVE-2017-5754: Improved Spectre v2
mitigations (bsc#1074562).
This non-security issue was fixed:
- Always call qemus xen-save-devices-state in suspend/resume to fix
migration with qcow2 images (bsc#1079730)