CentOS Errata and Enhancement Advisory 2015:0913 

Upstream details at : https://rhn.redhat.com/errata/RHEA-2015-0913.html

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

i386:
8387fba89796124258e17bcea37cc9aa891f272170df2d4ed52b993d9e4eecce  tzdata-2015d-1.el5.i386.rpm
cab6bde88543bd51b4ba52e7a9fa77e4183cc5657ae7e36f1db3f1d205270af6  tzdata-java-2015d-1.el5.i386.rpm

x86_64:
13531800faae15e1fe2b4421ebafe34ad9900d0de0dba928b27aa41b32c2e05e  tzdata-2015d-1.el5.x86_64.rpm
849a0357c2d8ed582ad308776007df85bff2f9b08e407e60de0cc53a5487dadd  tzdata-java-2015d-1.el5.x86_64.rpm

Source:
71176448e8dce2b5fb872615cdc49be8854bba5c648b6a2156e500a2ec501f48  tzdata-2015d-1.el5.src.rpm