Red Hat Enterprise Linux: An updated thunderbird package that fixes three security issues is now
available for Red Hat Enterprise Linux 5 and 6.

Red Hat Product Security has rated this update as having Important security
impact. Common Vulnerability Scoring System (CVSS) base scores, which give
detailed severity ratings, are available for each vulnerability from the
CVE links in the References section.
CVE-2014-8634, CVE-2014-8638, CVE-2014-8639