Buffer overflow in the gnutls_session_get_data function in lib/gnutls_session.c in GnuTLS 2.12.x before 2.12.14 and 3.x before 3.0.7, when used on a client that performs nonstandard session resumption, allows remote TLS servers to cause a denial of service (application crash) via a large SessionTicket.
https://bugzilla.redhat.com/show_bug.cgi?id=752308
http://www.ubuntu.com/usn/USN-1418-1
http://www.mandriva.com/security/advisories?name=MDVSA-2012:045
http://www.gnu.org/software/gnutls/security.html
http://secunia.com/advisories/48712
http://secunia.com/advisories/48596
http://rhn.redhat.com/errata/RHSA-2012-0531.html
http://rhn.redhat.com/errata/RHSA-2012-0488.html
http://rhn.redhat.com/errata/RHSA-2012-0429.html
http://openwall.com/lists/oss-security/2011/11/09/4
http://openwall.com/lists/oss-security/2011/11/09/2
http://lists.fedoraproject.org/pipermail/package-announce/2012-April/077071.html
http://article.gmane.org/gmane.comp.encryption.gpg.gnutls.devel/5596