Updated libvirt packages fix security vulnerability

Updated libvirt packages fix security vulnerability: It was discovered that libvirt incorrectly handled an active pool without a target path. A remote attacker could possibly use this issue to cause libvirt to crash, resulting in a denial of service (CVE-2020-10703). It was discovered that libvirt incorrectly handled memory when retrieving certain domain statistics. A remote attacker could possibly use this issue to cause libvirt to consume resources, resulting in a denial of service (CVE-2020-12430).