The following updates has been released for CentOS 6:

CEEA-2015:0861 CentOS 6 crash Enhancement Update
CESA-2015:0863 Moderate CentOS 6 glibc Security Update

CEEA-2015:0861 CentOS 6 crash Enhancement Update

CentOS Errata and Enhancement Advisory 2015:0861

Upstream details at : https://rhn.redhat.com/errata/RHEA-2015-0861.html

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

i386:
ae89791d574db4089e8c1039db89b9e2b5e29db15572b0645ffd8a62cae98fb7 crash-6.1.0-6.el6_6.i686.rpm
78992043643824307b96c8a2bcb295df654021bc5b8b61d3fd4787eb7f44a500 crash-devel-6.1.0-6.el6_6.i686.rpm

x86_64:
361ffa189ab96f88aa4cad846fd43d3cf47c12bd34e48c4574de7335c84f5272 crash-6.1.0-6.el6_6.x86_64.rpm
78992043643824307b96c8a2bcb295df654021bc5b8b61d3fd4787eb7f44a500 crash-devel-6.1.0-6.el6_6.i686.rpm
956bef581cf42896917d34642ee52b88414ae9bd3036d6d3dfb13cabb3e983be crash-devel-6.1.0-6.el6_6.x86_64.rpm

Source:
ff598be0b6c6ccc5321d76cf28040cdb23d3f862cd0a3085fb8bd39df455b76f crash-6.1.0-6.el6_6.src.rpm

CESA-2015:0863 Moderate CentOS 6 glibc Security Update

CentOS Errata and Security Advisory 2015:0863 Moderate

Upstream details at : https://rhn.redhat.com/errata/RHSA-2015-0863.html

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

i386:
88b30b9049a6e88898b2e3f43927137c710ecbd50c41f2bdbb41315219a3ff54 glibc-2.12-1.149.el6_6.7.i686.rpm
892286a3246e0902d3ec52e456d546fc7b52b69b1287280fbf814e76da61c24e glibc-common-2.12-1.149.el6_6.7.i686.rpm
9e0f2408fdc81b300fb1b3024134091c207e4549ff30df20589d27b53d48ed9b glibc-devel-2.12-1.149.el6_6.7.i686.rpm
728c91fc9775209d89b50ab0cbc54aebc3782c70ebf5a8f8aba472d31b3aa098 glibc-headers-2.12-1.149.el6_6.7.i686.rpm
e3175defb27fdfed0f1d069b557eb4bc397fde08819e6fbc91def82f363ede64 glibc-static-2.12-1.149.el6_6.7.i686.rpm
f1abc2be2e57a7c83fd44b89baf9e8b2c2c5e742e736baae3731fc8a817ef58c glibc-utils-2.12-1.149.el6_6.7.i686.rpm
19c66618274bb5b9b492fec2386e4be04677a1692ddc6de9fe7e231bb7b00ffd nscd-2.12-1.149.el6_6.7.i686.rpm

x86_64:
88b30b9049a6e88898b2e3f43927137c710ecbd50c41f2bdbb41315219a3ff54 glibc-2.12-1.149.el6_6.7.i686.rpm
93e1b271cefb124042e6e268f8c1fa659827cb22afa8f5fa13b87ebbf378a603 glibc-2.12-1.149.el6_6.7.x86_64.rpm
d87d7e50b86050a97d4edc6047784ac979c102ab6c65027f740b04ed7216b4ea glibc-common-2.12-1.149.el6_6.7.x86_64.rpm
9e0f2408fdc81b300fb1b3024134091c207e4549ff30df20589d27b53d48ed9b glibc-devel-2.12-1.149.el6_6.7.i686.rpm
a1807441d3603faa89fa1250cbd161fb402419c0344c30f6de7818423d8e483a glibc-devel-2.12-1.149.el6_6.7.x86_64.rpm
bf01eeb6d972b32e0a028077d548f6b9f5113397977ca38185b64aa8a44ed972 glibc-headers-2.12-1.149.el6_6.7.x86_64.rpm
e3175defb27fdfed0f1d069b557eb4bc397fde08819e6fbc91def82f363ede64 glibc-static-2.12-1.149.el6_6.7.i686.rpm
b4dba15e4838741f77dcb6b771e3eee19c46a6588f1e36450df5fde0e162a9d6 glibc-static-2.12-1.149.el6_6.7.x86_64.rpm
00edf45c654d9297a3ee2c982dfbcc81a1d96ec83c01c8fae6e872346724c439 glibc-utils-2.12-1.149.el6_6.7.x86_64.rpm
20211d194910ffc33a88d4f2d0d2e4076d702c63108bf180e88615e5f5b0b19c nscd-2.12-1.149.el6_6.7.x86_64.rpm

Source:
e2f2b6a6fb6cd948561a3b434835bede80a9cfc997f6974e2509355c5ebf4f4e glibc-2.12-1.149.el6_6.7.src.rpm