CentOS Errata and Security Advisory 2015:1153 Moderate

Upstream details at : https://rhn.redhat.com/errata/RHSA-2015-1153.html

The following updated files have been uploaded and are currently 
syncing to the mirrors: ( sha256sum Filename ) 

x86_64:
a7bcb6f257fb2bf3b3df592ff3f687e438a57ea7966d052312b2842f64ab964e  mailman-2.1.15-21.el7_1.x86_64.rpm

Source:
1f97b075c25880ad41f16189630937d498b4160e9e5c8923d380e85e333dc5c8  mailman-2.1.15-21.el7_1.src.rpm