tun in IP Tunnel in Solaris 10 and OpenSolaris snv_01 through snv_76 allows local users to cause a denial of service (panic) and possibly execute arbitrary code via a crafted SIOCGTUNPARAM IOCTL request, which triggers a NULL pointer dereference.
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A5949
https://exchange.xforce.ibmcloud.com/vulnerabilities/47449
http://www.vupen.com/english/advisories/2008/3454
http://www.trapkit.de/advisories/TKADV2008-015.txt
http://www.securitytracker.com/id?1021464
http://www.securityfocus.com/bid/32904
http://www.securityfocus.com/archive/1/499352/100/0/threaded
http://www.exploit-db.com/exploits/15962
http://sunsolve.sun.com/search/document.do?assetkey=1-26-242266-1