CentOS Errata and Bugfix Advisory 2015:0664 

Upstream details at : https://rhn.redhat.com/errata/RHBA-2015-0664.html

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

i386:
5d2c4f6d550c3b6a9e39cfdfc188aea83045ac0cc11e443d5e9dd4043f0da157  icu-4.2.1-11.el6.i686.rpm
f43cf14fae0a49eaabeb1f41f7410bf441ae0b3ec384bf13292a16c58004b1f3  libicu-4.2.1-11.el6.i686.rpm
21c2ff679178ec0854f7572d0a5c2c87ed73998b1ddb1b27454f71395d42243a  libicu-devel-4.2.1-11.el6.i686.rpm
9099d355bc474065fc1001e81f8f417b64a96b2d770a3fe557d7be09269c5d80  libicu-doc-4.2.1-11.el6.noarch.rpm

x86_64:
4a33e88c5c9e2477e96ad09e0310e99cba424c00ddf93dcff2ad9a38fc0dbd3d  icu-4.2.1-11.el6.x86_64.rpm
f43cf14fae0a49eaabeb1f41f7410bf441ae0b3ec384bf13292a16c58004b1f3  libicu-4.2.1-11.el6.i686.rpm
f4e560a2d521399fd4e22a269bbb6f31a6392716f5ba9defb1fa66a165733463  libicu-4.2.1-11.el6.x86_64.rpm
21c2ff679178ec0854f7572d0a5c2c87ed73998b1ddb1b27454f71395d42243a  libicu-devel-4.2.1-11.el6.i686.rpm
64f296dc36071b81894f4fe8eb2a3a480ee4046fd54834697082d2661426bca3  libicu-devel-4.2.1-11.el6.x86_64.rpm
9099d355bc474065fc1001e81f8f417b64a96b2d770a3fe557d7be09269c5d80  libicu-doc-4.2.1-11.el6.noarch.rpm

Source:
f1a66e48ad63cbf66ebf8f353d18d197370d8b01252647249b5d058f302ad326  icu-4.2.1-11.el6.src.rpm