The socketpair function in IBM AIX 5.3, 6.1, and 7.1 and VIOS 2.2.1.4-FP-25 SP-02 allows local users to cause a denial of service (system crash) via a crafted application that leverages the presence of a socket on the free list.
https://exchange.xforce.ibmcloud.com/vulnerabilities/76032
http://www.securitytracker.com/id?1027126
http://www.securityfocus.com/bid/53567
http://www.ibm.com/support/docview.wss?uid=isg1IV21235
http://www.ibm.com/support/docview.wss?uid=isg1IV21131
http://www.ibm.com/support/docview.wss?uid=isg1IV21128
http://www.ibm.com/support/docview.wss?uid=isg1IV19178
http://www.ibm.com/support/docview.wss?uid=isg1IV16603
http://aix.software.ibm.com/aix/efixes/security/socket_advisory.asc