libodm.a in IBM AIX 5.3, 6.1, and 7.1 allows local users to overwrite arbitrary files via a symlink attack on a temporary file.
https://exchange.xforce.ibmcloud.com/vulnerabilities/75510
http://www.securitytracker.com/id?1027193
http://www.ibm.com/support/docview.wss?uid=isg1IV22019
http://www.ibm.com/support/docview.wss?uid=isg1IV21383
http://www.ibm.com/support/docview.wss?uid=isg1IV21382
http://www.ibm.com/support/docview.wss?uid=isg1IV21381
http://www.ibm.com/support/docview.wss?uid=isg1IV21379
http://aix.software.ibm.com/aix/efixes/security/libodm_advisory.asc