fedora-15 tracking bug for roundcubemail: see blocks bug list for full details of the security issue(s). This bug is never intended to be made public, please put any public notes in the 'blocks' bugs. [bug automatically created by: add-tracking-bugs]
The behaviour of is_a() PHP routine has been restored back to that one <= php-v5.3.6: See https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2011-3379 for further information. This means roundcubemail package, as shipped with Fedora release of 15 would NOT be affected by the CVE-2011-4078 issue. Closing this bug.