CentOS Errata and Security Advisory 2009:0275
https://rhn.redhat.com/errata/RHSA-2009-0275.html
The following updated files have been uploaded and are currently syncing to the mirrors:
s390: updates/s390/RPMS/imap-2002d-15.s390.rpm updates/s390/RPMS/imap-devel-2002d-15.s390.rpm updates/s390/RPMS/imap-utils-2002d-15.s390.rpm
s390x: updates/s390x/RPMS/imap-2002d-15.s390x.rpm updates/s390x/RPMS/imap-devel-2002d-15.s390x.rpm updates/s390x/RPMS/imap-utils-2002d-15.s390x.rpm