ovirt-hosted-engine-ha-2.1.0.6-1.el7ev.noarch from errata is installed and working now on my environment on pair of hosts and these are the components:
vdsm-4.19.11-1.el7ev.x86_64
ovirt-host-deploy-1.6.3-1.el7ev.noarch
ovirt-engine-sdk-python-3.6.9.1-1.el7ev.noarch
sanlock-3.4.0-1.el7.x86_64
ovirt-vmconsole-host-1.0.4-1.el7ev.noarch
qemu-kvm-rhev-2.6.0-28.el7_3.9.x86_64
ovirt-imageio-daemon-1.0.0-0.el7ev.noarch
ovirt-hosted-engine-setup-2.1.0.5-1.el7ev.noarch
ovirt-hosted-engine-ha-2.1.0.6-1.el7ev.noarch
ovirt-setup-lib-1.1.0-1.el7ev.noarch
ovirt-imageio-common-1.0.0-0.el7ev.noarch
ovirt-vmconsole-1.0.4-1.el7ev.noarch
mom-0.5.9-1.el7ev.noarch
libvirt-client-2.0.0-10.el7_3.5.x86_64
Linux version 3.10.0-514.16.1.el7.x86_64 (mockbuild.eng.bos.redhat.com) (gcc version 4.8.5 20150623 (Red Hat 4.8.5-11) (GCC) ) #1 SMP Fri Mar 10 13:12:32 EST 2017
Linux 3.10.0-514.16.1.el7.x86_64 #1 SMP Fri Mar 10 13:12:32 EST 2017 x86_64 x86_64 x86_64 GNU/Linux
Red Hat Enterprise Linux Server release 7.3 (Maipo)

Moving to verified.

Moving back to ON_QA forth to 1419326 is still not resolved.

All depends on Verified

Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.

For information on the advisory, and where to find the updated
files, follow the link below.

If the solution does not work for you, open a new bug report.

https://access.redhat.com/errata/RHBA-2017:1284