{"id":"CLSA-2026-1778174719","summary":"Fix CVE(s): CVE-2026-40684","details":"   * SECURITY UPDATE: Crash via malformed DNS response on musl libc systems\n     - debian/patches/CVE-2026-40684.patch: handle musl libc dn_expand\n       backslash-decimal escape oddity in string_copy_dnsdomain\n     - CVE-2026-40684","modified":"2026-06-04T09:47:11.730663687Z","published":"2026-05-08T07:11:17Z","upstream":["CVE-2026-40684"],"references":[{"type":"ADVISORY","url":"https://errata.tuxcare.com/els_os/ubuntu16.04els/CLSA-2026-1778174719.html"}],"affected":[{"package":{"name":"exim4","ecosystem":"TuxCare:Ubuntu:16.04","purl":"pkg:deb/tuxcare/exim4?distro=ubuntu-16.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.86.2-2ubuntu2.6+tuxcare.els8"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2026-1778174719.json"}},{"package":{"name":"exim4-base","ecosystem":"TuxCare:Ubuntu:16.04","purl":"pkg:deb/tuxcare/exim4-base?distro=ubuntu-16.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.86.2-2ubuntu2.6+tuxcare.els8"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2026-1778174719.json"}},{"package":{"name":"exim4-config","ecosystem":"TuxCare:Ubuntu:16.04","purl":"pkg:deb/tuxcare/exim4-config?distro=ubuntu-16.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.86.2-2ubuntu2.6+tuxcare.els8"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2026-1778174719.json"}},{"package":{"name":"exim4-daemon-heavy","ecosystem":"TuxCare:Ubuntu:16.04","purl":"pkg:deb/tuxcare/exim4-daemon-heavy?distro=ubuntu-16.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.86.2-2ubuntu2.6+tuxcare.els8"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2026-1778174719.json"}},{"package":{"name":"exim4-daemon-light","ecosystem":"TuxCare:Ubuntu:16.04","purl":"pkg:deb/tuxcare/exim4-daemon-light?distro=ubuntu-16.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.86.2-2ubuntu2.6+tuxcare.els8"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2026-1778174719.json"}},{"package":{"name":"exim4-dev","ecosystem":"TuxCare:Ubuntu:16.04","purl":"pkg:deb/tuxcare/exim4-dev?distro=ubuntu-16.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.86.2-2ubuntu2.6+tuxcare.els8"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2026-1778174719.json"}},{"package":{"name":"eximon4","ecosystem":"TuxCare:Ubuntu:16.04","purl":"pkg:deb/tuxcare/eximon4?distro=ubuntu-16.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.86.2-2ubuntu2.6+tuxcare.els8"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu16.04els/CLSA-2026-1778174719.json"}}],"schema_version":"1.7.5"}