IBM AIX 6.1 and 7.1 does not restrict the wpar_limits_config and wpar_limits_modify system calls, which allows local users to cause a denial of service (system crash) via a crafted call.
https://exchange.xforce.ibmcloud.com/vulnerabilities/71211
https://euvd.enisa.europa.eu/vulnerability/EUVD-2011-1382