Security updates for Tuesday

Security updates have been issued by Debian (connman, dbus, git, isc-dhcp, strongswan, and wordpress), Fedora (rubygem-pdfkit and seamonkey), Red Hat (gnutls, nettle, rh-ruby27-ruby, and rh-ruby30-ruby), SUSE (libgsasl, python, and snakeyaml), and Ubuntu (graphite2, linux, linux-aws, linux-aws-5.15, linux-azure, linux-azure-5.15, linux-gcp, linux-gke, linux-gkeop, linux-hwe-5.15, linux-kvm, linux-lowlatency, linux-lowlatency-hwe-5.15, linux-oracle, linux-raspi, linux, linux-aws, linux-bluefield, linux-gke, linux-gkeop, linux-hwe-5.4, linux-ibm, linux-ibm-5.4, linux-kvm, linux-oracle, linux, linux-dell300x, linux-kvm, linux-oracle, linux-raspi2, linux-snapdragon, linux-hwe, linux-oracle, openssh, and pcre3).