Buffer Over-read vulnerability in Apache HTTP Server via outbound OCSP requests to an attacker controlled OCSP server
This issue affects Apache HTTP Server: from 2.4.0 through 2.4.67.
Users are recommended to upgrade to version 2.4.68, which fixes the issue.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | — | Upgrade httpd-toolsUpgrade mod_proxy_htmlUpgrade httpdUpgrade mod_luaUpgrade httpd-develUpgrade mod_sessionUpgrade mod_http2Upgrade httpd-filesystemUpgrade httpd-coreUpgrade mod_sslUpgrade mod_mdUpgrade httpd-manualUpgrade mod_ldap | Jul 21, 2026 | Jul 20, 2026 |
| Alpine Linux | — | Upgrade apache2 | Jul 7, 2026 | Jun 8, 2026 |
| Amazon Linux Ami 2 | — | Upgrade mod_ldapUpgrade httpd-toolsUpgrade httpd-manualUpgrade httpd-filesystemUpgrade mod_proxy_htmlUpgrade mod_sslUpgrade httpd-develUpgrade httpd-debuginfoUpgrade mod_sessionUpgrade httpdUpgrade mod_md | Jun 23, 2026 | Jun 23, 2026 |
| Amazon_linux_2023 | — | Upgrade mod_sslUpgrade mod_session-debuginfoUpgrade mod_proxy_htmlUpgrade httpd-manualUpgrade httpd-debuginfoUpgrade httpd-core-debuginfoUpgrade mod_ldap-debuginfoUpgrade httpd-develUpgrade httpd-filesystemUpgrade mod_ssl-debuginfoUpgrade httpd-coreUpgrade httpd-debugsourceUpgrade mod_luaUpgrade mod_sessionUpgrade mod_proxy_html-debuginfoUpgrade httpd-tools-debuginfoUpgrade httpd-toolsUpgrade mod_ldapUpgrade httpdUpgrade mod_lua-debuginfo | Jun 23, 2026 | Jun 8, 2026 |
| Apache Httpd | — | Upgrade to the latest version of Apache HTTPD | Jun 9, 2026 | Jun 8, 2026 |
| Debian | — | Upgrade apache2 | Jun 16, 2026 | Jun 16, 2026 |
| Freebsd | — | Upgrade apache24 | Jun 15, 2026 | Jun 8, 2026 |
| Gentoo Linux | — | Upgrade www-servers/apache. | Aug 16, 2026 | Aug 13, 2026 |
| Redhat_linux | — | Upgrade httpd-filesystemUpgrade httpd-tools-debuginfoUpgrade mod_mdUpgrade httpd-debugsourceUpgrade mod_sslUpgrade mod_proxy_htmlUpgrade mod_ldap-debuginfoUpgrade mod_http2Upgrade mod_proxy_html-debuginfoUpgrade mod_ldapUpgrade httpd-debuginfoUpgrade mod_session-debuginfoUpgrade mod_md-debuginfoUpgrade mod_sessionUpgrade httpd-toolsUpgrade mod_lua-debuginfoUpgrade httpdUpgrade httpd-coreUpgrade httpd-core-debuginfoUpgrade httpd-manualUpgrade mod_md-debugsourceNo solution existsUpgrade mod_http2-debuginfoUpgrade mod_ssl-debuginfoUpgrade mod_http2-debugsourceUpgrade mod_luaUpgrade httpd-devel | Jul 3, 2026 | Jun 8, 2026 |
| Rocky_linux | — | Upgrade mod_ldap-debuginfoUpgrade mod_ssl-debuginfoUpgrade httpd-toolsUpgrade mod_http2-debugsourceUpgrade mod_proxy_html-debuginfoUpgrade mod_proxy_htmlUpgrade mod_ldapUpgrade httpd-core-debuginfoUpgrade httpd-debugsourceUpgrade mod_http2Upgrade httpd-coreUpgrade mod_lua-debuginfoUpgrade httpd-develUpgrade mod_mdUpgrade mod_sslUpgrade mod_sessionUpgrade mod_luaUpgrade mod_md-debugsourceUpgrade mod_md-debuginfoUpgrade mod_session-debuginfoUpgrade httpd-tools-debuginfoUpgrade httpd-debuginfoUpgrade httpdUpgrade mod_http2-debuginfo | Jul 10, 2026 | Jul 7, 2026 |
| Ubuntu | — | Upgrade libapache2-mod-md (Ubuntu Pro)Upgrade apache2Upgrade apache2-bin (Ubuntu Pro)Upgrade libapache2-mod-macro (Ubuntu Pro)Upgrade apache2 (Ubuntu Pro)Upgrade libapache2-mod-proxy-html (Ubuntu Pro)Upgrade apache2-suexec-pristine (Ubuntu Pro)Upgrade apache2-mpm-worker (Ubuntu Pro)Upgrade apache2-mpm-event (Ubuntu Pro)Upgrade apache2-ssl-dev (Ubuntu Pro)Upgrade apache2-mpm-prefork (Ubuntu Pro)Upgrade apache2-dev (Ubuntu Pro)Upgrade apache2-utils (Ubuntu Pro)Upgrade apache2-suexec (Ubuntu Pro)Upgrade libapache2-mod-proxy-uwsgi (Ubuntu Pro)Upgrade apache2-mpm-itk (Ubuntu Pro)Upgrade apache2-suexec-custom (Ubuntu Pro)Upgrade apache2.2-bin (Ubuntu Pro) | Jul 9, 2026 | Jul 8, 2026 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Jun 17, 2026 | Jun 8, 2026 |
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