{"id":"CLSA-2026-1791459292","summary":"httpd: Fix of 3 CVEs","details":"- CVE-2026-63718: fix mod_proxy_uwsgi response smuggling via hop-by-hop\n  headers from the backend\n- CVE-2026-73636: fix mod_auth_digest one-time nonce replay\n- CVE-2026-73637: fix mod_auth_digest use-after-free on concurrent requests\n- CVE-2026-48005: fix mod_auth_digest forced re-authentication via forged\n  Authorization headers with AuthDigestNcCheck\n- mod_auth_digest: configs using \"AuthDigestQop none\" or the \"authdigest-opaque\"\n  Mutex type no longer start (the shipped manual still documents\n  \"AuthDigestQop none\"); RFC 2069 clients (no qop) are refused; no\n  Authentication-Info on 401/407; 503, or 401 without a challenge, if no\n  client entry fits in shared memory; log ids AH01767, AH01771, AH01772,\n  AH01792 and AH01793 are removed\n- mod_auth_digest: after a reload (graceful restart) a captured request is\n  accepted once more under AuthDigestNonceLifetime 0 or AuthDigestNcCheck;\n  only a full restart invalidates it (fixed upstream only in trunk\n  f4c4160fbf, not in 2.4.69)","modified":"2026-10-26T09:43:14.267245343Z","published":"2026-10-08T11:35:08Z","upstream":["CVE-2026-48005","CVE-2026-63718","CVE-2026-73636","CVE-2026-73637"],"references":[{"type":"ADVISORY","url":"https://errata.tuxcare.com/els_os/centos8.4els/CLSA-2026-1791459292.html"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-63718"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-73636"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-73637"}],"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+2646+9aacdc29.1.tuxcare.els23"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2026-1791459292.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+2646+9aacdc29.1.tuxcare.els23"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2026-1791459292.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+2646+9aacdc29.1.tuxcare.els23"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2026-1791459292.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+2646+9aacdc29.1.tuxcare.els23"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2026-1791459292.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+2646+9aacdc29.1.tuxcare.els23"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2026-1791459292.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+2646+9aacdc29.1.tuxcare.els23"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2026-1791459292.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+2646+9aacdc29.1.tuxcare.els23"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2026-1791459292.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+2646+9aacdc29.1.tuxcare.els23"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2026-1791459292.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+2646+9aacdc29.1.tuxcare.els23"}]}],"database_specific":{"source":"https://github.com/cloudlinux/tuxcare-osv/tree/main/data/els_os/centos8.4els/CLSA-2026-1791459292.json"}}],"schema_version":"1.9.0"}