Mailman 2.1.4 through 2.1.6 allows remote attackers to cause a denial of service
via a message that causes the server to "fail with an Overflow on bad date data
in a processed message," a different vulnerability than CVE-2005-3573.
This bug report has more details including a patch:
Seems to have been public since 20050901 but the bug report doesn't mention in
Debian submitted this upstream.
Affects: RHEL4, RHEL3
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.