This update for xen to version 4.7.4 fixes several issues. This new feature was added: - Support migration of HVM domains larger than 1 TB These security issues were fixed: - bsc#1068187: Failure to recognize errors in the Populate on Demand code allowed for DoS - bsc#1068191: Missing p2m error checking in PoD code allowed unprivileged guests to retain a writable mapping of freed memory leading to information leaks, privilege escalation or DoS . - CVE-2017-15289: The mode4and5 write functions allowed local OS guest privileged users to cause a denial of service via vectors related to dst calculation - CVE-2017-15597: A grant copy operation being done on a grant of a dying domain allowed a malicious guest administrator to corrupt hypervisor memory, allowing for DoS or potentially privilege escalation and information leaks . This non-security issue was fixed: - bsc#1055047: Fixed --initrd-inject option in virt-install