SGI Security Advisory 20040507-01-P – Adam Gowdiak from the Poznan Supercomputing and Networking Center has reported that under certain conditions the /usr/sbin/cpr binary can be forced to load a user provided library while restarting the checkpointed process which can then be used to obtain root user privileges. All versions of IRIX prior to 6.5.25 are affected.
You can download this advisory from the following link: https://packetstormsecurity.com/files/download/33431/20040507-01-P.txt
Source: https://packetstormsecurity.com/files/33431/HexView-Security-Advisory-2004-05-07.01.html