Vulnerability in AIX 3.2.x and 4.x allows local users to gain write access to files on locally or remotely mounted AIX filesystems.
Vulnerability in ptrace in AIX 4.3 allows local users to gain privileges by attaching to a setgid program.
Buffer overflow in setsenv command in IBM AIX 4.3.x and earlier allows local users to execute arbitrary commands via a long "x=" argument.