Consolidated list of responses from Major Vendors
VMware - http://kb.vmware.com/selfservice/microsites/search.do?language=en_US&cmd=displayKC&externalId=2076225
Citrix - http://support.citrix.com/article/CTX140605
Red Hat - https://access.redhat.com/site/solutions/781793
I will add more as and when I find the links/KB.
