CentOS Errata and Security Advisory CESA-2006:0264

sendmail security update for CentOS 3 i386:
https://rhn.redhat.com/errata/RHSA-2006-0264.html

The following updated file has been uploaded and is currently syncing to the mirrors:

i386:
updates/i386/RPMS/sendmail-8.12.11-4.RHEL3.4.i386.rpm
updates/i386/RPMS/sendmail-cf-8.12.11-4.RHEL3.4.i386.rpm
updates/i386/RPMS/sendmail-devel-8.12.11-4.RHEL3.4.i386.rpm
updates/i386/RPMS/sendmail-doc-8.12.11-4.RHEL3.4.i386.rpm

source:
updates/SRPMS/sendmail-8.12.11-4.RHEL3.4.src.rpm

You may update your CentOS-3 i386 installations by running the command:

yum update sendmail\*