{"id":"ALSA-2026:92616","summary":"Important: httpd:2.4 security, bug fix, and enhancement update","details":"The httpd packages provide the Apache HTTP Server, a powerful, efficient, and extensible web server.  \n\nSecurity Fix(es):  \n\n  * httpd: mod_auth_digest: timing attack allows a bypass of digest authentication (CVE-2026-33006)\n  * httpd: httpd: HTTP response smuggling via crafted Transfer-Encoding response in mod_proxy_uwsgi (CVE-2026-63718)\n  * httpd: httpd: Denial of Service via integer overflow in mod_dav_fs (CVE-2026-93546)\n  * httpd: httpd: Authentication state corruption via concurrent Digest authentication requests (CVE-2026-73637)\n  * httpd: httpd: unauthorized connection to arbitrary hosts via crafted FTP PASV response (CVE-2026-63045)\n  * httpd: httpd: Arbitrary code execution via oversized Host header in mod_vhost_alias (CVE-2026-63292)\n  * httpd: httpd: mod_heartmonitor: Denial of Service via NULL pointer dereference (CVE-2026-46729)\n  * httpd: httpd: Authentication bypass via credential replay in mod_auth_digest (CVE-2026-73636)\n  * httpd: httpd: Denial of Service via charset conversion failure in mod_xml2enc (CVE-2026-63686)\n  * httpd: httpd: Denial of service via forged Authorization headers in mod_auth_digest (CVE-2026-48005)\n  * httpd: httpd: Denial of Service via mod_rewrite lookahead (CVE-2026-56154)\n  * httpd: httpd: Denial of Service via heap-based buffer overflow in mod_charset_lite (CVE-2026-56153)\n\n\nBug Fix(es) and Enhancement(s):  \n\n  * mod_proxy_hcheck: passing health check does not recover worker from its standard error state (PROXY_WORKER_IN_ERROR) (JIRA:RHEL-256797)\n\n\nFor more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.\n","modified":"2026-10-30T12:15:02.326749641Z","published":"2026-10-29T00:00:00Z","related":["CVE-2026-33006","CVE-2026-46729","CVE-2026-48005","CVE-2026-56153","CVE-2026-56154","CVE-2026-63045","CVE-2026-63292","CVE-2026-63686","CVE-2026-63718","CVE-2026-73636","CVE-2026-73637","CVE-2026-93546"],"upstream":["CVE-2026-33006","CVE-2026-46729","CVE-2026-48005","CVE-2026-56153","CVE-2026-56154","CVE-2026-63045","CVE-2026-63292","CVE-2026-63686","CVE-2026-63718","CVE-2026-73636","CVE-2026-73637","CVE-2026-93546"],"references":[{"type":"ADVISORY","url":"https://access.redhat.com/errata/RHSA-2026:92616"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-33006"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-46729"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-48005"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-56153"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-56154"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-63045"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-63292"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-63686"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-63718"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-73636"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-73637"},{"type":"REPORT","url":"https://access.redhat.com/security/cve/CVE-2026-93546"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2465293"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2544781"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2544798"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2544814"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2544823"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2544832"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2544835"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2544849"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2544852"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2544861"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2544869"},{"type":"REPORT","url":"https://bugzilla.redhat.com/2544885"},{"type":"ADVISORY","url":"https://errata.almalinux.org/8/ALSA-2026-92616.html"}],"affected":[{"package":{"name":"httpd","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/httpd"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.37-65.module_el8.10.0+4332+2bef2e0d.13"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:92616.json"}},{"package":{"name":"httpd-devel","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/httpd-devel"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.37-65.module_el8.10.0+4332+2bef2e0d.13"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:92616.json"}},{"package":{"name":"httpd-filesystem","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/httpd-filesystem"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.37-65.module_el8.10.0+4332+2bef2e0d.13"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:92616.json"}},{"package":{"name":"httpd-manual","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/httpd-manual"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.37-65.module_el8.10.0+4332+2bef2e0d.13"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:92616.json"}},{"package":{"name":"httpd-tools","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/httpd-tools"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.37-65.module_el8.10.0+4332+2bef2e0d.13"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:92616.json"}},{"package":{"name":"mod_http2","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/mod_http2"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.15.7-10.module_el8.10.0+4233+8b7d9181.7"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:92616.json"}},{"package":{"name":"mod_http2","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/mod_http2"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.15.7-10.module_el8.10.0+4270+e5f13fdb.7"}]}],"database_specific":{"source":"https://github.com/AlmaLinux/osv-database/blob/master/advisories/almalinux8/ALSA-2026:92616.json"}},{"package":{"name":"mod_ldap","ecosystem":"AlmaLinux:8","purl":"pkg:rpm/almalinux/mod_ldap"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.4.37-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