Certain patch-installation scripts in Oracle Solaris allow local users to append data to arbitrary files via a symlink attack on the /tmp/CLEANUP temporary file, related to use of Update Manager.
https://exchange.xforce.ibmcloud.com/vulnerabilities/57149
http://www.securityfocus.com/bid/38928
http://www.securityfocus.com/archive/1/510311/100/0/threaded
http://www.securityfocus.com/archive/1/510305/100/0/threaded