CentOS Errata and Security Advisory 2008:0515
https://rhn.redhat.com/errata/RHSA-2008-0515.html
The following updated files have been uploaded and are currently syncing to the mirrors:
s390: updates/s390/RPMS/evolution28-2.8.0-53.el4_6.3.s390.rpm updates/s390/RPMS/evolution28-devel-2.8.0-53.el4_6.3.s390.rpm
s390x: updates/s390x/RPMS/evolution28-2.8.0-53.el4_6.3.s390x.rpm updates/s390x/RPMS/evolution28-devel-2.8.0-53.el4_6.3.s390x.rpm