iDEFENSE has reported a buffer overflow in the wu-imap server: http://www.idefense.com/application/poi/display?id=313&type=vulnerabilities An authenticated user can request a mailbox with a specially crafted name which will overflow a buffer.
This issue also affects RHEL2.1
Ping on this issue.
An advisory has been issued which should help the problem described in this bug report. This report is therefore being closed with a resolution of ERRATA. For more information on the solution and/or where to find the updated files, please follow the link below. You may reopen this bug report if the solution does not work for you. http://rhn.redhat.com/errata/RHSA-2005-850.html