CentOS Errata and Security Advisory 2018:0061 Important
Upstream details at : https://access.redhat.com/errata/RHSA-2018:0061
The following updated files have been uploaded and are currently syncing to the mirrors: ( sha256sum Filename )
x86_64: 9c5cb918ab52c65f08316d00b8bda0818037c4dd317c8e9c1caf36c121345a14 thunderbird-52.5.2-1.el7.centos.x86_64.rpm
Source: fcffd379f539a936adf9c5f141a506445b3623854f82d8b51ec250e167bca898 thunderbird-52.5.2-1.el7.centos.src.rpm