CentOS Errata and Bugfix Advisory 2015:1126 

Upstream details at : https://rhn.redhat.com/errata/RHBA-2015-1126.html

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

i386:
996e33c46ec463508d62e2bac1e1c8a442dece2181ac718a03569c9cb5b959af  tzdata-2015e-1.el6.noarch.rpm
50443711d1630b44ad0d8a70b12eb7c063dc0d02be1d000107bd6dd8935d130d  tzdata-java-2015e-1.el6.noarch.rpm

x86_64:
996e33c46ec463508d62e2bac1e1c8a442dece2181ac718a03569c9cb5b959af  tzdata-2015e-1.el6.noarch.rpm
50443711d1630b44ad0d8a70b12eb7c063dc0d02be1d000107bd6dd8935d130d  tzdata-java-2015e-1.el6.noarch.rpm

Source:
3b368a691a92d168489832b3eef13c18252247846a05a916adf76e00adad3a22  tzdata-2015e-1.el6.src.rpm