CentOS - May 2018 - CentOS 6 libvirt update?

I hate to pester, but I have several VM hosts to reboot. Is this update on
its way for CO6?

https://access.redhat.com/errata/RHSA-2018:1669

The CO7 libvirt update went out, and the qemu CO6 updates as well. Any
reason the CO6 libvirt update is not out yet?

Thanks,
-- 
Matt Phelps
System Administrator, Computation Facility
Harvard - Smithsonian Center for Astrophysics
mphelps at cfa.harvard.edu, http://www.cfa.harvard.edu