CentOS Errata and Security Advisory 2006:0264
https://rhn.redhat.com/errata/RHSA-2006-0264.html
The following updated files have been uploaded and are currently syncing to the mirrors:
s390: updates/s390/RPMS/sendmail-8.13.1-3.RHEL4.3.s390.rpm updates/s390/RPMS/sendmail-cf-8.13.1-3.RHEL4.3.s390.rpm updates/s390/RPMS/sendmail-devel-8.13.1-3.RHEL4.3.s390.rpm updates/s390/RPMS/sendmail-doc-8.13.1-3.RHEL4.3.s390.rpm
s390x: updates/s390x/RPMS/sendmail-8.13.1-3.RHEL4.3.s390x.rpm updates/s390x/RPMS/sendmail-cf-8.13.1-3.RHEL4.3.s390x.rpm updates/s390x/RPMS/sendmail-devel-8.13.1-3.RHEL4.3.s390x.rpm updates/s390x/RPMS/sendmail-doc-8.13.1-3.RHEL4.3.s390x.rpm