Due to the severity of this bug (and my poor english -_^), I rather send this alert fast and give you adresses where those problems are well discribed : Redhat website (patchs seems to be availables) http://rhn.redhat.com/errata/RHSA-2003-172.html I don't know if A more detailed description of the DoS : http://www.secunia.com/advisories/8786/
http://marc.theaimsgroup.com/?l=bk-commits-24&m=105217616607144&w=2 There's the patch, it appears.
*** Bug 21261 has been marked as a duplicate of this bug. ***
*** This bug has been marked as a duplicate of 21269 ***