IBM Security Advisory – IBM AIX v4.3, 5.1, and 5.2 has a local root vulnerability in setuid applications linked with libIM.a. Fix available here.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/30818/aix.libim.txt
Source: https://packetstormsecurity.com/files/30818/aix.libim.txt.html