CentOS Errata and Security Advisory 2006:0420
https://rhn.redhat.com/errata/RHSA-2006-0420.html
The following updated files have been uploaded and are currently syncing to the mirrors:
i386: ethereal-gnome-0.99.0-EL4.2.i386.rpm ethereal-0.99.0-EL4.2.i386.rpm
src: ethereal-0.99.0-EL4.2.src.rpm