CentOS Errata and Security Advisory 2017:0498 Important
Upstream details at : https://rhn.redhat.com/errata/RHSA-2017-0498.html
The following updated files have been uploaded and are currently syncing to the mirrors: ( sha256sum Filename )
i386: d845221ad2fdad1633ee7d41dfaa75654c0297b15d097a5a86548cd0377f91c7 thunderbird-45.8.0-1.el5.centos.i386.rpm
x86_64: dcb7e0c426eddf342d66ca9996f5c082d78eeba75aef48a1ead6a7efacafe06f thunderbird-45.8.0-1.el5.centos.x86_64.rpm
Source: b97f3870d9aa08a550eec0e539fbbc9599da7a356a3550fced80c0be03f942ab thunderbird-45.8.0-1.el5.centos.src.rpm