Security updates for Monday

Security updates have been issued by Debian (firefox-esr, gnutls28, and libmtp), Fedora (cyrus-sasl, firefox, glibc, squid, and telnet), Gentoo (firefox), Mageia (dcraw, firefox, kernel, kernel-linus, librsvg, and python-nltk), openSUSE (firefox, haproxy, icu, and spamassassin), Red Hat (nodejs:10, openstack-manila, python-django, python-XStatic-jQuery, and telnet), Slackware (firefox), SUSE (bluez, exiv2, and libxslt), and Ubuntu (firefox).