CentOS Errata and Enhancement Advisory 2015:0141 

Upstream details at : https://rhn.redhat.com/errata/RHEA-2015-0141.html

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

x86_64:
921a3e9d60400d5fff290f41d5c3a8290893efdf82916dd25ba4fedf43704d6e  tzdata-2015a-1.el7_0.noarch.rpm
697a93ca1f89d37f62f8dec3148a9f6416951a13b1180838cd0a13b6273d53b8  tzdata-java-2015a-1.el7_0.noarch.rpm

Source:
e83a3cfd7f10e75c194ef53d63e661b9494ffa4799d494ee0b7d5aaed4e120b0  tzdata-2015a-1.el7_0.src.rpm