The fib_seq_start function in fib_hash.c in Linux kernel allows local users to cause a denial of service (system crash) via /proc/net/route. http://marc.theaimsgroup.com/?l=bk-commits-head&m=111186506706769&w=2
I have already submitted the fix for this for RHEL4 inclusion. I'll attach it here, but can someone verify that it got put into the RHEL4 tree already?
Created attachment 113048 [details] Fix for /proc/net/route OOPS
applied.
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-2005-366.html