SANE is a package for using document scanners. A change in the way the dynamic loader searches for shared libraries has exposed a problem with SANE 'backend' shared libraries. This problem may result in SANA not recognising available scanners.
SANE users of Red Hat 9 are advised to upgrade.
For details, see https://rhn.redhat.com/errata/RHBA-2004-043.html.