CentOS Errata and Security Advisory 2007:0939
https://rhn.redhat.com/errata/RHSA-2007-0939.html
The following updated files have been uploaded and are currently syncing to the mirrors:
x86_64: kernel-2.6.9-55.0.12.EL.x86_64.rpm kernel-devel-2.6.9-55.0.12.EL.x86_64.rpm kernel-doc-2.6.9-55.0.12.EL.noarch.rpm kernel-largesmp-2.6.9-55.0.12.EL.x86_64.rpm kernel-largesmp-devel-2.6.9-55.0.12.EL.x86_64.rpm kernel-smp-2.6.9-55.0.12.EL.x86_64.rpm kernel-smp-devel-2.6.9-55.0.12.EL.x86_64.rpm kernel-xenU-2.6.9-55.0.12.EL.x86_64.rpm kernel-xenU-devel-2.6.9-55.0.12.EL.x86_64.rpm
src: kernel-2.6.9-55.0.12.EL.src.rpm