yum info rubygem-rbvmomi
Loaded plugins: product-id, security, subscription-manager
Updating certificate-based repositories.
Installed Packages
Name        : rubygem-rbvmomi
Arch        : noarch
Version     : 1.2.3
Release     : 3.el6
Size        : 1.0 M
Repo        : installed
From repo   : aeolus-brew-nightly
Summary     : Ruby interface to the VMware vSphere API
URL         : https://github.com/rlane/rbvmomi
License     : MIT
Description : Ruby interface to the VMware vSphere API

rpm -qa | grep rubygem-rbvmomi
rubygem-rbvmomi-1.2.3-3.el6.noarch


========================================================
Repo Used : 
http://download.lab.bos.redhat.com/rel-eng/CloudForms/1.0/2012-03-12.1/el6-ce/
===================================================================

rpm -qa|grep aeolus
aeolus-conductor-doc-0.8.0-41.el6.noarch
rubygem-aeolus-cli-0.3.0-13.el6.noarch
aeolus-all-0.8.0-41.el6.noarch
aeolus-conductor-0.8.0-41.el6.noarch
rubygem-aeolus-image-0.3.0-12.el6.noarch
aeolus-configure-2.5.0-18.el6.noarch
aeolus-conductor-daemons-0.8.0-41.el6.noarch

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-2012-0626.html