CentOS Errata and Bugfix Advisory 2015:1606 

Upstream details at : https://rhn.redhat.com/errata/RHBA-2015-1606.html

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

x86_64:
1cfafa83719546262807c40379f5cbc945efacfcb65b70fe70330173398deb31  screen-4.1.0-0.21.20120314git3c2946.el7.x86_64.rpm

Source:
d69991609417e6f21900ab1f79f32c60e12108ff7c276f82869af0f0aec3b9b3  screen-4.1.0-0.21.20120314git3c2946.el7.src.rpm