Gnutls is implicated in RSA forgery http://lists.gnupg.org/pipermail/gnutls-dev/2006-September/001205.html But see http://comments.gmane.org/gmane.linux.debian.devel.bugs.general/137142 leading to the final patch: http://lists.gnupg.org/pipermail/gnutls-dev/2006-September/001212.html
Fixed in gnutls-1.0.20-3.2.3.
An advisory has been issued which should help the problem described in this bug report. This report is therefore being closed with a resolution of ERRATA. For more information on the solution and/or where to find the updated files, please follow the link below. You may reopen this bug report if the solution does not work for you. http://rhn.redhat.com/errata/RHSA-2006-0680.html