Provide references for CVE-2011-2581.
Where can I find more information about CVE-2011-2581?
References are available at: http://www.securitytracker.com/id?1026019, http://www.cisco.com/en/US/products/products_security_advisory09186a0080b9250c.shtml, http://secunia.com/advisories/45883.