{"id":"CLSA-2026-1782299145","summary":"Fix CVE(s): CVE-2026-42536","details":"   * SECURITY UPDATE: mod_xml2enc heap-based buffer overflow via xml2StartParse\n     with untrusted content\n     - debian/patches/CVE-2026-42536.patch: add the missing\n       ctx-\u003ebblen -= (p-ctx-\u003ebuf) accounting in fix_skipto() in\n       modules/filters/mod_xml2enc.c so the bblen byte-length counter stays in\n       sync with bytes when leading content is skipped, preventing a heap\n       buffer overflow. Upstream fix\n       cb1f79c0ce66393c48657b19df754f16b79af543 (SVN r1934971).\n     - CVE-2026-42536","modified":"2026-10-26T09:32:05.223356912Z","published":"2026-06-24T11:06:02Z","upstream":["CVE-2026-42536"],"references":[{"type":"ADVISORY","url":"https://errata.tuxcare.com/els_os/ubuntu20.04els/CLSA-2026-1782299145.html"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-42536"}],"affected":[{"package":{"name":"apache2","ecosystem":"TuxCare:Ubuntu:20.04","purl":"pkg:deb/tuxcare/apache2?distro=ubuntu-20.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.41-4ubuntu3.23+tuxcare.els9"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1782299145.json"}},{"package":{"name":"apache2-bin","ecosystem":"TuxCare:Ubuntu:20.04","purl":"pkg:deb/tuxcare/apache2-bin?distro=ubuntu-20.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.41-4ubuntu3.23+tuxcare.els9"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1782299145.json"}},{"package":{"name":"apache2-data","ecosystem":"TuxCare:Ubuntu:20.04","purl":"pkg:deb/tuxcare/apache2-data?distro=ubuntu-20.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.41-4ubuntu3.23+tuxcare.els9"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1782299145.json"}},{"package":{"name":"apache2-dev","ecosystem":"TuxCare:Ubuntu:20.04","purl":"pkg:deb/tuxcare/apache2-dev?distro=ubuntu-20.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.41-4ubuntu3.23+tuxcare.els9"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1782299145.json"}},{"package":{"name":"apache2-doc","ecosystem":"TuxCare:Ubuntu:20.04","purl":"pkg:deb/tuxcare/apache2-doc?distro=ubuntu-20.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.41-4ubuntu3.23+tuxcare.els9"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1782299145.json"}},{"package":{"name":"apache2-ssl-dev","ecosystem":"TuxCare:Ubuntu:20.04","purl":"pkg:deb/tuxcare/apache2-ssl-dev?distro=ubuntu-20.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.41-4ubuntu3.23+tuxcare.els9"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1782299145.json"}},{"package":{"name":"apache2-suexec-custom","ecosystem":"TuxCare:Ubuntu:20.04","purl":"pkg:deb/tuxcare/apache2-suexec-custom?distro=ubuntu-20.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.41-4ubuntu3.23+tuxcare.els9"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1782299145.json"}},{"package":{"name":"apache2-suexec-pristine","ecosystem":"TuxCare:Ubuntu:20.04","purl":"pkg:deb/tuxcare/apache2-suexec-pristine?distro=ubuntu-20.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.41-4ubuntu3.23+tuxcare.els9"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1782299145.json"}},{"package":{"name":"apache2-utils","ecosystem":"TuxCare:Ubuntu:20.04","purl":"pkg:deb/tuxcare/apache2-utils?distro=ubuntu-20.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.41-4ubuntu3.23+tuxcare.els9"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1782299145.json"}},{"package":{"name":"libapache2-mod-md","ecosystem":"TuxCare:Ubuntu:20.04","purl":"pkg:deb/tuxcare/libapache2-mod-md?distro=ubuntu-20.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.41-4ubuntu3.23+tuxcare.els9"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1782299145.json"}},{"package":{"name":"libapache2-mod-proxy-uwsgi","ecosystem":"TuxCare:Ubuntu:20.04","purl":"pkg:deb/tuxcare/libapache2-mod-proxy-uwsgi?distro=ubuntu-20.04"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.41-4ubuntu3.23+tuxcare.els9"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/ubuntu20.04els/CLSA-2026-1782299145.json"}}],"schema_version":"1.9.0"}