CentOS Errata and Security Advisory 2006:0726
https://rhn.redhat.com/errata/RHSA-2006-0726.html
The following updated files have been uploaded and are currently syncing to the mirrors:
i386: wireshark-0.99.4-EL4.1.i386.rpm wireshark-gnome-0.99.4-EL4.1.i386.rpm
src: wireshark-0.99.4-EL4.1.src.rpm