{"id":"CLSA-2026-1791492849","summary":"Fix CVE(s): CVE-2023-25193","details":"   * SECURITY UPDATE: DoS via O(n^2) mark attachment in GPOS\n     - debian/patches/CVE-2023-25193.patch: cache the last base in\n       MarkBasePos/MarkLigPos, speed up unsafe_to_break()\n     - CVE-2023-25193","modified":"2026-10-26T09:32:04.773358766Z","published":"2026-10-08T20:54:19Z","upstream":["CVE-2023-25193"],"references":[{"type":"ADVISORY","url":"https://errata.tuxcare.com/els_os/ubuntu18.04els/CLSA-2026-1791492849.html"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2023-25193"}],"affected":[{"package":{"name":"gir1.2-harfbuzz-0.0","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/gir1.2-harfbuzz-0.0?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.7.2-1ubuntu1+tuxcare.els1"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1791492849.json"}},{"package":{"name":"libharfbuzz-bin","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/libharfbuzz-bin?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.7.2-1ubuntu1+tuxcare.els1"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1791492849.json"}},{"package":{"name":"libharfbuzz-dev","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/libharfbuzz-dev?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.7.2-1ubuntu1+tuxcare.els1"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1791492849.json"}},{"package":{"name":"libharfbuzz-doc","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/libharfbuzz-doc?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.7.2-1ubuntu1+tuxcare.els1"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1791492849.json"}},{"package":{"name":"libharfbuzz-gobject0","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/libharfbuzz-gobject0?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.7.2-1ubuntu1+tuxcare.els1"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1791492849.json"}},{"package":{"name":"libharfbuzz-icu0","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/libharfbuzz-icu0?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.7.2-1ubuntu1+tuxcare.els1"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1791492849.json"}},{"package":{"name":"libharfbuzz0b","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/libharfbuzz0b?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.7.2-1ubuntu1+tuxcare.els1"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1791492849.json"}}],"schema_version":"1.9.0"}