SGI IRIX NFSD XDR Decoding Remote Denial of Service Vulnerability Solution:
SGI suggests that users either apply a patch for the appropriate operating system, or if a patch is not available, it is advised that administrators upgrade their systems to IRIX 6.5.20 or 6.5.21.
Patches:
SGI IRIX 6.5.17 f
SGI IRIX 6.5.17 m
SGI IRIX 6.5.18 m
SGI IRIX 6.5.18 f
SGI IRIX 6.5.19 m
SGI IRIX 6.5.19 f