Apple Mac OS X AppleTalk allows local users to cause a denial of service (kernel panic) by calling the AIOCREGLOCALZN ioctl command with a crafted data structure on an AppleTalk socket.
docs.info.apple.com/article.html?artnum=305214
lists.apple.com/archives/security-announce/2007/Mar/msg00002.html
projects.info-pull.com/mokb/MOKB-27-11-2006.html
secunia.com/advisories/23134
secunia.com/advisories/24479
www.osvdb.org/30722
www.securityfocus.com/bid/21317
www.securitytracker.com/id?1017751
www.us-cert.gov/cas/techalerts/TA07-072A.html
www.vupen.com/english/advisories/2006/4746
www.vupen.com/english/advisories/2007/0930
exchange.xforce.ibmcloud.com/vulnerabilities/30552