CentOS Errata and Security Advisory CESA-2005:381

https://rhn.redhat.com/errata/RHSA-2005-381.html

The following updated files have been uploaded and are currently syncing to the mirrors:

i386:
nasm-0.98.38-3.EL4.i386.rpm
nasm-rdoff-0.98.38-3.EL4.i386.rpm
nasm-doc-0.98.38-3.EL4.i386.rpm

x86_64:
nasm-0.98.38-3.EL4.x86_64.rpm
nasm-rdoff-0.98.38-3.EL4.x86_64.rpm
nasm-doc-0.98.38-3.EL4.x86_64.rpm

src:
nasm-0.98.38-3.EL4.src.rpm

To get the update run : yum update nasm*