Security updates for Tuesday

Security updates have been issued by Debian (kopanocore), Fedora (golang-github-projectdiscovery-chaos-client, rust-sequoia-octopus-librnp, rust-sequoia-sop, rust-sequoia-sq, and usd), Oracle (libjpeg-turbo and pesign), Red Hat (kernel, kernel-rt, kpatch-patch, osp-director-downloader-container, pesign, rh-mysql80-mysql, samba, and zlib), SUSE (mariadb), and Ubuntu (fribidi, gmp, linux, linux-aws, linux-kvm, linux-lts-xenial, linux-azure, linux-azure-4.15, linux-kvm, linux-raspi2, linux-snapdragon, linux-raspi, nss, python3.6, rsync, systemd, and tiff).