Sebastian Krahmer has reported multiple issues with racoon to vendor-sec on 2005-01-19. Upstream has been alerted. There is no fix for this issue yet. I'm attaching his analysis.
Created attachment 109966 [details] Sebastian Krahmer's analysis
*** Bug 145535 has been marked as a duplicate of this bug. ***
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-2005-232.html