{"id":"CLSA-2026-1789043015","summary":"Fix CVE(s): CVE-2026-19487","details":"   * SECURITY UPDATE: incorrect regular expression match when the Aho-Corasick\n     prescan resumes after following a fail link\n     - debian/patches/CVE-2026-19487.patch: reset the \"failed\" flag on a\n       successful trie transition in S_find_byclass() in regexec.c, and add the\n       upstream regression tests to t/re/re_tests\n     - CVE-2026-19487","modified":"2026-10-26T09:32:04.274946707Z","published":"2026-09-10T12:23:45Z","upstream":["CVE-2026-19487"],"references":[{"type":"ADVISORY","url":"https://errata.tuxcare.com/els_os/ubuntu18.04els/CLSA-2026-1789043015.html"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-19487"}],"affected":[{"package":{"name":"libperl-dev","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/libperl-dev?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.26.1-6ubuntu0.7+tuxcare.els5"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1789043015.json"}},{"package":{"name":"libperl5.26","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/libperl5.26?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.26.1-6ubuntu0.7+tuxcare.els5"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1789043015.json"}},{"package":{"name":"perl","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/perl?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.26.1-6ubuntu0.7+tuxcare.els5"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1789043015.json"}},{"package":{"name":"perl-base","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/perl-base?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.26.1-6ubuntu0.7+tuxcare.els5"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1789043015.json"}},{"package":{"name":"perl-debug","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/perl-debug?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.26.1-6ubuntu0.7+tuxcare.els5"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1789043015.json"}},{"package":{"name":"perl-doc","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/perl-doc?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.26.1-6ubuntu0.7+tuxcare.els5"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1789043015.json"}},{"package":{"name":"perl-modules-5.26","ecosystem":"TuxCare:Ubuntu:18.04","purl":"pkg:deb/tuxcare/perl-modules-5.26?distro=ubuntu-18.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.26.1-6ubuntu0.7+tuxcare.els5"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu18.04els/CLSA-2026-1789043015.json"}}],"schema_version":"1.9.0"}