The IP-in-IP packet processing implementation in the IPsec and IP stacks in the kernel in Sun Solaris 9 and 10, and OpenSolaris snv_01 though snv_85, allows local users to cause a denial of service (panic) via a self-encapsulated packet that lacks IPsec protection.
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6088
https://exchange.xforce.ibmcloud.com/vulnerabilities/48328
http://www.vupen.com/english/advisories/2009/0365
http://www.securityfocus.com/bid/33504
http://support.avaya.com/elmodocs2/security/ASA-2009-043.htm
http://sunsolve.sun.com/search/document.do?assetkey=1-66-240086-1
http://sunsolve.sun.com/search/document.do?assetkey=1-21-114344-38-1