Memory leak in the request_key_auth_destroy function in request_key_auth in Linux kernel 2.6.10 up to 2.6.13 allows local users to cause a denial of service (memory consumption) via a large number of authorization token keys.
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A11236
https://euvd.enisa.europa.eu/vulnerability/EUVD-2005-3119
http://www.securityfocus.com/bid/15076
http://www.redhat.com/support/errata/RHSA-2005-808.html
http://secunia.com/advisories/17364
http://secunia.com/advisories/17114
http://linux.bkbits.net:8080/linux-2.6/cset%4043483fddCiQX1WyG_orbko06TrjMVA