The ps program in bos.rte.control in IBM AIX 5.2, 5.3, and 6.1 allows local users to obtain sensitive information via unspecified vectors.
https://exchange.xforce.ibmcloud.com/vulnerabilities/39911
http://www14.software.ibm.com/webapp/set2/subscriptions/pqvcmjd?mode=18&ID=4075
http://www.vupen.com/english/advisories/2008/0261
http://www.securityfocus.com/bid/27434
http://www.ibm.com/support/docview.wss?uid=isg1IZ12745
http://www.ibm.com/support/docview.wss?uid=isg1IZ11244
http://www.ibm.com/support/docview.wss?uid=isg1IZ11243
http://www.ibm.com/support/docview.wss?uid=isg1IZ11242