{"id":"CLSA-2026-1769597819","summary":"Fix CVE(s): CVE-2025-58436","details":"   * SECURITY UPDATE: cupsd DoS via slow client connections\n   - debian/patches/CVE-2025-58436.patch: implement non-blocking I/O and\n     connection timeouts to prevent slow clients from blocking cupsd.\n   - CVE-2025-58436","modified":"2026-06-04T09:46:27.534158891Z","published":"2026-01-28T10:57:02Z","upstream":["CVE-2025-58436"],"references":[{"type":"ADVISORY","url":"https://errata.tuxcare.com/els_os/ubuntu20.04els/CLSA-2026-1769597819.html"}],"affected":[{"package":{"name":"cups","ecosystem":"TuxCare:Ubuntu:20.04","purl":"pkg:deb/tuxcare/cups?distro=ubuntu-20.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.3.1-9ubuntu1.9+tuxcare.els1"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1769597819.json"}},{"package":{"name":"cups-bsd","ecosystem":"TuxCare:Ubuntu:20.04","purl":"pkg:deb/tuxcare/cups-bsd?distro=ubuntu-20.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.3.1-9ubuntu1.9+tuxcare.els1"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1769597819.json"}},{"package":{"name":"cups-client","ecosystem":"TuxCare:Ubuntu:20.04","purl":"pkg:deb/tuxcare/cups-client?distro=ubuntu-20.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.3.1-9ubuntu1.9+tuxcare.els1"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1769597819.json"}},{"package":{"name":"cups-common","ecosystem":"TuxCare:Ubuntu:20.04","purl":"pkg:deb/tuxcare/cups-common?distro=ubuntu-20.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.3.1-9ubuntu1.9+tuxcare.els1"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1769597819.json"}},{"package":{"name":"cups-core-drivers","ecosystem":"TuxCare:Ubuntu:20.04","purl":"pkg:deb/tuxcare/cups-core-drivers?distro=ubuntu-20.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.3.1-9ubuntu1.9+tuxcare.els1"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1769597819.json"}},{"package":{"name":"cups-daemon","ecosystem":"TuxCare:Ubuntu:20.04","purl":"pkg:deb/tuxcare/cups-daemon?distro=ubuntu-20.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.3.1-9ubuntu1.9+tuxcare.els1"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1769597819.json"}},{"package":{"name":"cups-ipp-utils","ecosystem":"TuxCare:Ubuntu:20.04","purl":"pkg:deb/tuxcare/cups-ipp-utils?distro=ubuntu-20.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.3.1-9ubuntu1.9+tuxcare.els1"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1769597819.json"}},{"package":{"name":"cups-ppdc","ecosystem":"TuxCare:Ubuntu:20.04","purl":"pkg:deb/tuxcare/cups-ppdc?distro=ubuntu-20.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.3.1-9ubuntu1.9+tuxcare.els1"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1769597819.json"}},{"package":{"name":"cups-server-common","ecosystem":"TuxCare:Ubuntu:20.04","purl":"pkg:deb/tuxcare/cups-server-common?distro=ubuntu-20.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.3.1-9ubuntu1.9+tuxcare.els1"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1769597819.json"}},{"package":{"name":"libcups2","ecosystem":"TuxCare:Ubuntu:20.04","purl":"pkg:deb/tuxcare/libcups2?distro=ubuntu-20.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.3.1-9ubuntu1.9+tuxcare.els1"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1769597819.json"}},{"package":{"name":"libcups2-dev","ecosystem":"TuxCare:Ubuntu:20.04","purl":"pkg:deb/tuxcare/libcups2-dev?distro=ubuntu-20.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.3.1-9ubuntu1.9+tuxcare.els1"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1769597819.json"}},{"package":{"name":"libcupsimage2","ecosystem":"TuxCare:Ubuntu:20.04","purl":"pkg:deb/tuxcare/libcupsimage2?distro=ubuntu-20.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.3.1-9ubuntu1.9+tuxcare.els1"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1769597819.json"}},{"package":{"name":"libcupsimage2-dev","ecosystem":"TuxCare:Ubuntu:20.04","purl":"pkg:deb/tuxcare/libcupsimage2-dev?distro=ubuntu-20.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.3.1-9ubuntu1.9+tuxcare.els1"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcar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