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Inconsistent Interpretation of HTTP Requests ('HTTP Request Smuggling') vulnerability in mod_proxy_ajp of Apache HTTP Server allows an attacker to smuggle requests to the AJP server it forwards requests to. This issue affects Apache HTTP Server Apache HTTP Server 2.4 version 2.4.54 and prior versions.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | — | Upgrade mod_http2Upgrade mod_sessionUpgrade mod_mdUpgrade mod_ldapUpgrade mod_proxy_htmlUpgrade mod_luaUpgrade httpd-filesystemUpgrade httpdUpgrade httpd-develUpgrade mod_sslUpgrade httpd-toolsUpgrade httpd-manualUpgrade httpd-core | Feb 22, 2023 | Jan 17, 2023 |
| Alpine Linux | — | Upgrade apache2 | Aug 22, 2024 | Jan 17, 2023 |
| Amazon Linux Ami 2 | — | Upgrade httpd-manualUpgrade mod_sslUpgrade mod_mdUpgrade httpd-develUpgrade mod_sessionUpgrade httpd-debuginfoUpgrade mod_proxy_htmlUpgrade httpd-filesystemUpgrade httpdUpgrade mod_ldapUpgrade httpd-tools | Feb 23, 2023 | Jan 17, 2023 |
| Amazon_linux | — | Upgrade httpd24 | Mar 23, 2023 | Jan 17, 2023 |
| Amazon_linux_2023 | — | Upgrade httpdUpgrade mod_ldap-debuginfoUpgrade httpd-toolsUpgrade mod_ssl-debuginfoUpgrade httpd-manualUpgrade httpd-debugsourceUpgrade httpd-coreUpgrade mod_lua-debuginfoUpgrade httpd-core-debuginfoUpgrade httpd-develUpgrade httpd-tools-debuginfoUpgrade httpd-debuginfoUpgrade mod_sessionUpgrade mod_proxy_htmlUpgrade mod_sslUpgrade mod_session-debuginfoUpgrade mod_ldapUpgrade mod_proxy_html-debuginfoUpgrade httpd-filesystemUpgrade mod_lua | Feb 17, 2025 | Jan 17, 2023 |
| Apache Httpd | — | Upgrade to the latest version of Apache HTTPD | Nov 29, 2023 | Jan 17, 2023 |
| Arch Linux | — | Upgrade to the latest version of Arch Linux | Jul 11, 2025 | Jan 17, 2023 |
| Centos_linux | — | Upgrade mod_http2Upgrade httpd-debuginfoUpgrade mod_session-debuginfoUpgrade httpd-filesystemUpgrade mod_md-debugsourceUpgrade httpd-tools-debuginfoUpgrade mod_luaUpgrade mod_ldapUpgrade mod_ssl-debuginfoUpgrade mod_proxy_htmlUpgrade mod_proxy_html-debuginfoUpgrade httpd-manualUpgrade httpd-debugsourceUpgrade mod_sessionUpgrade mod_ldap-debuginfoUpgrade httpdUpgrade mod_mdUpgrade mod_http2-debugsourceUpgrade mod_http2-debuginfoUpgrade httpd-coreUpgrade httpd-develUpgrade mod_sslUpgrade mod_lua-debuginfoUpgrade httpd-toolsUpgrade mod_md-debuginfoUpgrade httpd-core-debuginfo | Feb 22, 2023 | Jan 17, 2023 |
| Debian | — | Upgrade apache2 | Mar 6, 2023 | Jan 17, 2023 |
| F5 Big Ip | — | Update F5 BIG-IP to the latest version | Jun 17, 2026 | Feb 22, 2023 |
| Freebsd | — | Upgrade apache24 | Jan 19, 2023 | Jan 17, 2023 |
| Gentoo Linux | — | Upgrade www-servers/apache. | Sep 11, 2023 | Jan 17, 2023 |
| Huawei Euleros 2_0_sp10 | — | Upgrade mod_sslUpgrade httpd-filesystemUpgrade httpd-toolsUpgrade httpd | Mar 20, 2023 | Jan 17, 2023 |
| Huawei Euleros 2_0_sp11 | — | Upgrade httpdUpgrade mod_sslUpgrade httpd-toolsUpgrade httpd-filesystem | May 8, 2023 | Jan 17, 2023 |
| Huawei Euleros 2_0_sp5 | — | Upgrade httpd-toolsUpgrade mod_sessionUpgrade httpdUpgrade httpd-manualUpgrade mod_sslUpgrade httpd-devel | Jun 9, 2023 | Jan 17, 2023 |
| Huawei Euleros 2_0_sp8 | — | Upgrade httpd-filesystemUpgrade httpd-toolsUpgrade httpd-develUpgrade mod_sslUpgrade mod_sessionUpgrade httpd-manualUpgrade httpd | Apr 13, 2023 | Jan 17, 2023 |
| Huawei Euleros 2_0_sp9 | — | Upgrade httpd-filesystemUpgrade httpdUpgrade httpd-toolsUpgrade mod_ssl | May 10, 2023 | Jan 17, 2023 |
| Ibm Http_server | — | Apply IBM HTTP Server version 8.5.5.24 or laterApply IBM HTTP Server Interim Fix PH51982Apply IBM HTTP Server version 9.0.5.15 or later | Nov 20, 2025 | Feb 27, 2023 |
| Oracle_linux | — | Upgrade httpd-manualUpgrade mod_mdUpgrade mod_ldapUpgrade mod_http2Upgrade mod_proxy_htmlUpgrade mod_sslUpgrade httpd-filesystemUpgrade mod_sessionUpgrade mod_luaUpgrade httpd-develUpgrade httpd-toolsUpgrade httpdUpgrade httpd-core | Feb 23, 2023 | Jan 17, 2023 |
| Redhat_linux | — | Upgrade mod_lua-debuginfoUpgrade httpd-coreUpgrade mod_http2Upgrade mod_proxy_html-debuginfoUpgrade httpd-manualUpgrade httpd-tools-debuginfoUpgrade httpd-filesystemUpgrade httpd-core-debuginfoUpgrade mod_ldapUpgrade mod_session-debuginfoUpgrade mod_sessionUpgrade httpd-debugsourceUpgrade mod_luaUpgrade mod_md-debuginfoUpgrade httpd-toolsUpgrade httpdUpgrade httpd-develUpgrade mod_http2-debugsourceUpgrade mod_md-debugsourceUpgrade mod_ldap-debuginfoUpgrade mod_http2-debuginfoUpgrade httpd-debuginfoUpgrade mod_mdUpgrade mod_sslUpgrade mod_ssl-debuginfoNo solution existsUpgrade mod_proxy_html | Feb 22, 2023 | Jan 17, 2023 |
| Rocky_linux | — | Upgrade mod_http2-debugsourceUpgrade mod_http2Upgrade httpd-debugsourceUpgrade mod_ldap-debuginfoUpgrade mod_ldapUpgrade mod_ssl-debuginfoUpgrade httpd-core-debuginfoUpgrade mod_proxy_htmlUpgrade httpd-coreUpgrade mod_proxy_html-debuginfoUpgrade httpd-toolsUpgrade httpd-develUpgrade mod_sslUpgrade mod_session-debuginfoUpgrade mod_luaUpgrade mod_http2-debuginfoUpgrade httpd-tools-debuginfoUpgrade mod_md-debugsourceUpgrade mod_md-debuginfoUpgrade mod_lua-debuginfoUpgrade httpdUpgrade mod_sessionUpgrade mod_mdUpgrade httpd-debuginfo | Mar 12, 2024 | Jan 17, 2023 |
| Suse | — | Upgrade apache2-example-pagesUpgrade apache2Upgrade apache2-develUpgrade apache2-docUpgrade apache2-utilsUpgrade apache2-workerUpgrade apache2-preforkUpgrade apache2-event | Jan 30, 2023 | Jan 17, 2023 |
| Ubuntu | — | Upgrade apache2 (Ubuntu Pro)Upgrade apache2-bin (Ubuntu Pro)Upgrade apache2 | Mar 22, 2023 | Jan 17, 2023 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Jan 20, 2025 | Jan 17, 2023 |
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