This bug has been copied from bug #1102114 and has been proposed to be backported to 6.5 z-stream (EUS).
fixed in virtio-win-1.7.1-1.el6_5
According to comment #5 ,this issue has been fixed ald Move status to Verified according to comment 5
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. http://rhn.redhat.com/errata/RHEA-2014-0736.html