I am wrote and deployed a CXF web service into a Tomcat server using the instructions here. The web service deploys fine as I can see the WSDL file in a web browser.
from my end, I had to do both remove the stax-api-1.0-2.jar (leaving stax2-api-3.1.4.jar & woodstock 4.4 jar) and specify in the weblogic-application.xml at the end of it: