Use After Free vulnerability in Apache HTTP Server module mod_http2 when file handles are already exhausted.
This issue affects Apache HTTP Server: from 2.4.55 through 2.4.67.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Alma_linux | — | Upgrade mod_http2 | Oct 11, 2026 | Aug 25, 2026 |
| Alpine Linux | — | Upgrade apache2 | Jul 7, 2026 | Jun 8, 2026 |
| Amazon_linux_2023 | — | Upgrade mod_http2Upgrade mod_http2-debugsourceUpgrade mod_http2-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 mod_http2Upgrade mod_http2-debuginfoNo solution existsUpgrade mod_http2-debugsource | Jul 3, 2026 | Jun 8, 2026 |
| Rocky_linux | — | Upgrade mod_http2-debugsourceUpgrade mod_http2Upgrade mod_http2-debuginfo | Jul 10, 2026 | Jul 7, 2026 |
| Ubuntu | — | Upgrade apache2-bin (Ubuntu Pro)Upgrade apache2-dev (Ubuntu Pro)Upgrade apache2-utils (Ubuntu Pro)Upgrade libapache2-mod-proxy-uwsgi (Ubuntu Pro)Upgrade apache2 (Ubuntu Pro)Upgrade apache2Upgrade libapache2-mod-md (Ubuntu Pro)Upgrade apache2-suexec-pristine (Ubuntu Pro)Upgrade apache2-suexec-custom (Ubuntu Pro)Upgrade apache2-ssl-dev (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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