Memory leak in Cisco Content Switching Module (CSM) 4.2(3) up to 4.2(8) and Cisco Content Switching Module with SSL (CSM-S) 2.1(2) up to 2.1(7) allows remote attackers to cause a denial of service (memory consumption) via TCP segments with an unspecified combination of TCP flags.
https://exchange.xforce.ibmcloud.com/vulnerabilities/42409
http://www.vupen.com/english/advisories/2008/1532/references
http://www.securitytracker.com/id?1020021
http://www.securityfocus.com/bid/29216
http://www.cisco.com/en/US/products/products_security_advisory09186a0080995684.shtml