CentOS Errata and Security Advisory 2016:2850 Important Upstream details at : https://rhn.redhat.com/errata/RHSA-2016-2850.html The following updated files have been uploaded and are currently syncing to the mirrors: ( sha256sum Filename ) x86_64: bbf16c207a088c71b3c0e556ebbfed904265e18b1186c5dae96520addf58bbae thunderbird-45.5.1-1.el7.centos.x86_64.rpm -- Johnny Hughes CentOS Project { http://www.centos.org/ } irc: hughesjr, #centos at irc.freenode.net