The TCP implementation in Sun Solaris 8, 9, and 10 before 20060726 allows remote attackers to cause a denial of service (resource exhaustion) via a TCP packet with an incorrect sequence number, which triggers an ACK storm.
secunia.com/advisories/21226
secunia.com/advisories/22425
securitytracker.com/id?1016589
sunsolve.sun.com/search/document.do?assetkey=1-26-102206-1
support.avaya.com/elmodocs2/security/ASA-2006-204.htm
www.vupen.com/english/advisories/2006/2997
exchange.xforce.ibmcloud.com/vulnerabilities/28048
oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1374