CentOS Errata and Security Advisory 2011:0474
Upstream details at : http://rhn.redhat.com/errata/RHSA-2011-0474.html
The following updated files have been uploaded and are currently syncing to the mirrors: ( md5sum Filename )
x86_64: 6ee7aa6adb0e776a0cee538deebfcb85 thunderbird-2.0.0.24-17.el5.centos.x86_64.rpm
Source: bbfa5cbfe98a92aaacb3cc7fec25a049 thunderbird-2.0.0.24-17.el5.centos.src.rpm