The STP protocol, as enabled in Linux 2.4.x, does not provide sufficient security by design, which allows attackers to modify the bridge topology.Referenceshttp://www.redhat.com/support/errata/RHSA-2003-238.htmlhttp://www.debian.org/security/2004/dsa-423http://www.redhat.com/support/errata/RHSA-2003-239.htmlhttps://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A380http://www.debian.org/security/2004/dsa-358
