In certain proxy configurations, a denial of service attack against Apache HTTP Server versions 2.4.26 through to 2.4.63 can be triggered by untrusted clients causing an assertion in mod_proxy_http2. Configurations affected are a reverse proxy is configured for an HTTP/2 backend, with ProxyPreserveHost set to \"on\"
This issue has been addressed in the following products: JBoss Core Services on RHEL 7 JBoss Core Services for RHEL 8 Via RHSA-2025:13680 https://access.redhat.com/errata/RHSA-2025:13680
This issue has been addressed in the following products: Red Hat JBoss Core Services 2.4.62.SP1 Via RHSA-2025:13681 https://access.redhat.com/errata/RHSA-2025:13681
This issue has been addressed in the following products: Red Hat Enterprise Linux 10 Via RHSA-2025:14625 https://access.redhat.com/errata/RHSA-2025:14625
This issue has been addressed in the following products: Red Hat Enterprise Linux 9 Via RHSA-2025:14983 https://access.redhat.com/errata/RHSA-2025:14983
This issue has been addressed in the following products: Red Hat Enterprise Linux 8 Via RHSA-2025:15123 https://access.redhat.com/errata/RHSA-2025:15123
This issue has been addressed in the following products: Red Hat Enterprise Linux 8.2 Advanced Update Support Via RHSA-2025:15516 https://access.redhat.com/errata/RHSA-2025:15516
This issue has been addressed in the following products: Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions Via RHSA-2025:15619 https://access.redhat.com/errata/RHSA-2025:15619
This issue has been addressed in the following products: Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On Via RHSA-2025:15684 https://access.redhat.com/errata/RHSA-2025:15684
This issue has been addressed in the following products: Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions Red Hat Enterprise Linux 8.6 Telecommunications Update Service Via RHSA-2025:15698 https://access.redhat.com/errata/RHSA-2025:15698
This issue has been addressed in the following products: Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions Via RHSA-2025:15725 https://access.redhat.com/errata/RHSA-2025:15725
This issue has been addressed in the following products: Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions Via RHSA-2025:15726 https://access.redhat.com/errata/RHSA-2025:15726
This issue has been addressed in the following products: Red Hat Enterprise Linux 9.4 Extended Update Support Via RHSA-2025:15727 https://access.redhat.com/errata/RHSA-2025:15727