{"id":"CLSA-2026-1781194173","summary":"httpd: Fix of 6 CVEs","details":"- CVE-2026-29167: fix mod_ldap use-after-free with per-directory LDAP config\n- CVE-2026-29170: fix mod_proxy_ftp XSS in generated FTP directory listings\n- CVE-2026-34355: fix mod_proxy_html buffer overflow via ap_varbuf API migration\n- CVE-2026-34356: fix mod_proxy heap buffer overflow in ProxyPassReverseCookie* handling\n- CVE-2026-42535: fix mod_dav_fs path handling allowing manipulation of DAV property databases\n- CVE-2026-42536: fix mod_xml2enc heap buffer overflow in xml2StartParse accounting","modified":"2026-10-26T09:31:50.243831150Z","published":"2026-06-11T16:09:57Z","upstream":["CVE-2026-29167","CVE-2026-29170","CVE-2026-34355","CVE-2026-34356","CVE-2026-42535","CVE-2026-42536"],"references":[{"type":"ADVISORY","url":"https://errata.tuxcare.com/els_os/centos8.4els/CLSA-2026-1781194173.html"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-29167"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-29170"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-34355"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-34356"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-42535"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-42536"}],"affected":[{"package":{"name":"httpd","ecosystem":"TuxCare:CentOS:8.4","purl":"pkg:rpm/tuxcare/httpd?distro=centos-8.4"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.37-39.module_el8.4.0+2421+a085f2da.1.tuxcare.els20"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2026-1781194173.json"}},{"package":{"name":"httpd-devel","ecosystem":"TuxCare:CentOS:8.4","purl":"pkg:rpm/tuxcare/httpd-devel?distro=centos-8.4"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.37-39.module_el8.4.0+2421+a085f2da.1.tuxcare.els20"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2026-1781194173.json"}},{"package":{"name":"httpd-filesystem","ecosystem":"TuxCare:CentOS:8.4","purl":"pkg:rpm/tuxcare/httpd-filesystem?distro=centos-8.4"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.37-39.module_el8.4.0+2421+a085f2da.1.tuxcare.els20"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2026-1781194173.json"}},{"package":{"name":"httpd-manual","ecosystem":"TuxCare:CentOS:8.4","purl":"pkg:rpm/tuxcare/httpd-manual?distro=centos-8.4"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.37-39.module_el8.4.0+2421+a085f2da.1.tuxcare.els20"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2026-1781194173.json"}},{"package":{"name":"httpd-tools","ecosystem":"TuxCare:CentOS:8.4","purl":"pkg:rpm/tuxcare/httpd-tools?distro=centos-8.4"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.37-39.module_el8.4.0+2421+a085f2da.1.tuxcare.els20"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2026-1781194173.json"}},{"package":{"name":"mod_ldap","ecosystem":"TuxCare:CentOS:8.4","purl":"pkg:rpm/tuxcare/mod_ldap?distro=centos-8.4"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.37-39.module_el8.4.0+2421+a085f2da.1.tuxcare.els20"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2026-1781194173.json"}},{"package":{"name":"mod_proxy_html","ecosystem":"TuxCare:CentOS:8.4","purl":"pkg:rpm/tuxcare/mod_proxy_html?distro=centos-8.4"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.4.37-39.module_el8.4.0+2421+a085f2da.1.tuxcare.els20"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2026-1781194173.json"}},{"package":{"name":"mod_session","ecosystem":"TuxCare:CentOS:8.4","purl":"pkg:rpm/tuxcare/mod_session?distro=centos-8.4"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.37-39.module_el8.4.0+2421+a085f2da.1.tuxcare.els20"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2026-1781194173.json"}},{"package":{"name":"mod_ssl","ecosystem":"TuxCare:CentOS:8.4","purl":"pkg:rpm/tuxcare/mod_ssl?distro=centos-8.4"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:2.4.37-39.module_el8.4.0+2421+a085f2da.1.tuxcare.els20"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2026-1781194173.json"}}],"schema_version":"1.9.0"}