CentOS Errata and Enhancement Advisory 2015:1625 

Upstream details at : https://rhn.redhat.com/errata/RHEA-2015-1625.html

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

i386:
1a50cebd39cd4e79cf6367d941ca73888d21366a92165ca3cbfcdb4cffdfbbb1  tzdata-2015f-1.el6.noarch.rpm
8009137185fa9ac461a83017e83b674ca3d33d44d6329849ebcb2a95417fcd80  tzdata-java-2015f-1.el6.noarch.rpm

x86_64:
1a50cebd39cd4e79cf6367d941ca73888d21366a92165ca3cbfcdb4cffdfbbb1  tzdata-2015f-1.el6.noarch.rpm
8009137185fa9ac461a83017e83b674ca3d33d44d6329849ebcb2a95417fcd80  tzdata-java-2015f-1.el6.noarch.rpm

Source:
c733d290c468118a9a2ece6c777f255cb23f599227ac88fb39387302d1689c49  tzdata-2015f-1.el6.src.rpm