Memory leak in freeRADIUS 1.1.5 and earlier allows remote attackers to cause a denial of service (memory consumption) via a large number of EAP-TTLS tunnel connections using malformed Diameter format attributes, which causes the authentication request to be rejected but does not reclaim VALUE_PAIR data structures.
rhn.redhat.com/errata/RHSA-2007-0338.html
secunia.com/advisories/24849
secunia.com/advisories/24907
secunia.com/advisories/24917
secunia.com/advisories/24996
secunia.com/advisories/25201
secunia.com/advisories/25220
security.gentoo.org/glsa/glsa-200704-14.xml
www.freeradius.org/security.html
www.mandriva.com/security/advisories?name=MDKSA-2007:085
www.novell.com/linux/security/advisories/2007_10_sr.html
www.securityfocus.com/bid/23466
www.securitytracker.com/id?1018042
www.trustix.org/errata/2007/0013/
www.vupen.com/english/advisories/2007/1369
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11156