CentOS Errata and Security Advisory 2005:808
https://rhn.redhat.com/errata/RHSA-2005-808.html
The following updated files have been uploaded and are currently syncing to the mirrors:
s390: updates/s390/RPMS/kernel-2.6.9-22.0.1.EL.s390.rpm updates/s390/RPMS/kernel-devel-2.6.9-22.0.1.EL.s390.rpm
s390x: updates/s390x/RPMS/kernel-2.6.9-22.0.1.EL.s390x.rpm updates/s390x/RPMS/kernel-devel-2.6.9-22.0.1.EL.s390x.rpm