yum info libdeltacloud
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Updating certificate-based repositories.
Available Packages
Name        : libdeltacloud
Arch        : x86_64
Version     : 0.9
Release     : 1.el6
Size        : 34 k
Repo        : aeolus-brew-nightly
Summary     : A library for accessing deltacloud
URL         : http://people.redhat.com/clalance/libdeltacloud
License     : LGPLv2+
Description : Libdeltacloud is a library for accessing deltacloud via a
            : convenient C API.


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Repo Used : 
http://download.lab.bos.redhat.com/rel-eng/CloudForms/1.0/2012-03-12.1/el6-ce/
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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-2012-0647.html