CVE-2026-48913
Fixed in a distro release EPSS <1%CVSS 7.3
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.
Products: Apache Software Foundation Apache HTTP Server
Distro releases
| Release | Package | Fixed in |
|---|---|---|
| AlmaLinux:10 | mod_http2 | 2.0.29-4.el10_2.2 |
| AlmaLinux:9 | mod_http2 | 2.0.26-6.el9_8.2 |
| Alpine:v3.21 | apache2 | 2.4.68-r0 |
| Alpine:v3.22 | apache2 | 2.4.68-r0 |
| Alpine:v3.23 | apache2 | 2.4.68-r0 |
| Alpine:v3.24 | apache2 | 2.4.68-r0 |
| Debian:12 | apache2 | 2.4.68-1~deb12u1 |
| Debian:13 | apache2 | 2.4.68-1~deb13u1 |
| Debian:14 | apache2 | 2.4.68-1 |
| Red Hat:enterprise_linux:10.2 | mod_http2 | 0:2.0.29-4.el10_2.2 |
| Red Hat:enterprise_linux:10.2 | mod_http2-debuginfo | 0:2.0.29-4.el10_2.2 |
| Red Hat:enterprise_linux:10.2 | mod_http2-debugsource | 0:2.0.29-4.el10_2.2 |
| Red Hat:enterprise_linux:9 | mod_http2 | 0:2.0.26-6.el9_8.2 |
| Red Hat:enterprise_linux:9 | mod_http2-debuginfo | 0:2.0.26-6.el9_8.2 |
| Red Hat:enterprise_linux:9 | mod_http2-debugsource | 0:2.0.26-6.el9_8.2 |
| Red Hat:enterprise_linux_eus:10.0 | mod_http2 | 0:2.0.29-2.el10_0.2 |
| Red Hat:hummingbird:1 | httpd | 0:2.4.68-1.hum1 |
| Red Hat:hummingbird:1 | httpd-core | 0:2.4.68-1.hum1 |
| Red Hat:hummingbird:1 | httpd-devel | 0:2.4.68-1.hum1 |
| Red Hat:hummingbird:1 | httpd-filesystem | 0:2.4.68-1.hum1 |
| Red Hat:hummingbird:1 | httpd-manual | 0:2.4.68-1.hum1 |
| Red Hat:hummingbird:1 | httpd-tools | 0:2.4.68-1.hum1 |
| Red Hat:jboss_core_services:1 | jbcs-httpd24-httpd | 0:2.4.62-16.el8jbcs |
| Red Hat:jboss_core_services:1 | jbcs-httpd24-httpd-debuginfo | 0:2.4.62-16.el8jbcs |
| Red Hat:jboss_core_services:1 | jbcs-httpd24-httpd-devel | 0:2.4.62-16.el8jbcs |
| Red Hat:jboss_core_services:1 | jbcs-httpd24-httpd-manual | 0:2.4.62-16.el8jbcs |
| Red Hat:jboss_core_services:1 | jbcs-httpd24-httpd-selinux | 0:2.4.62-16.el8jbcs |
| Red Hat:jboss_core_services:1 | jbcs-httpd24-httpd-tools | 0:2.4.62-16.el8jbcs |
| Red Hat:jboss_core_services:1 | jbcs-httpd24-httpd-tools-debuginfo | 0:2.4.62-16.el8jbcs |
| Red Hat:jboss_core_services:1 | jbcs-httpd24-mod_http2 | 0:2.0.29-13.el8jbcs |
| Red Hat:jboss_core_services:1 | jbcs-httpd24-mod_http2-debuginfo | 0:2.0.29-13.el8jbcs |
| Red Hat:jboss_core_services:1 | jbcs-httpd24-mod_ldap | 0:2.4.62-16.el8jbcs |
| Red Hat:jboss_core_services:1 | jbcs-httpd24-mod_ldap-debuginfo | 0:2.4.62-16.el8jbcs |
| Red Hat:jboss_core_services:1 | jbcs-httpd24-mod_proxy_html | 1:2.4.62-16.el8jbcs |
| Red Hat:jboss_core_services:1 | jbcs-httpd24-mod_proxy_html-debuginfo | 1:2.4.62-16.el8jbcs |
| Red Hat:jboss_core_services:1 | jbcs-httpd24-mod_session | 0:2.4.62-16.el8jbcs |
| Red Hat:jboss_core_services:1 | jbcs-httpd24-mod_session-debuginfo | 0:2.4.62-16.el8jbcs |
| Red Hat:jboss_core_services:1 | jbcs-httpd24-mod_ssl | 1:2.4.62-16.el8jbcs |
| Red Hat:jboss_core_services:1 | jbcs-httpd24-mod_ssl-debuginfo | 1:2.4.62-16.el8jbcs |
| Red Hat:rhel_e4s:9.4 | mod_http2 | 0:2.0.26-2.el9_4.3 |
| Red Hat:rhel_eus:9.6 | mod_http2 | 0:2.0.26-4.el9_6.2 |
| Rocky Linux:10 | mod_http2 | 0:2.0.29-4.el10_2.2 |
| Rocky Linux:9 | mod_http2 | 0:2.0.26-6.el9_8.2 |
| SUSE:Linux Enterprise High Performance Computing 15 SP4-ESPOS | apache2 | 2.4.66-150400.6.57.1 |
| SUSE:Linux Enterprise High Performance Computing 15 SP4-LTSS | apache2 | 2.4.66-150400.6.57.1 |
| SUSE:Linux Enterprise High Performance Computing 15 SP5-ESPOS | apache2 | 2.4.66-150400.6.57.1 |
| SUSE:Linux Enterprise High Performance Computing 15 SP5-LTSS | apache2 | 2.4.66-150400.6.57.1 |
| SUSE:Linux Enterprise Module for Basesystem 15 SP7 | apache2 | 2.4.66-150700.4.23.1 |
| SUSE:Linux Enterprise Module for Basesystem 15 SP7 | apache2-prefork | 2.4.66-150700.4.23.1 |
| SUSE:Linux Enterprise Module for Package Hub 15 SP7 | apache2-event | 2.4.66-150700.4.23.1 |
| SUSE:Linux Enterprise Module for Server Applications 15 SP7 | apache2-devel | 2.4.66-150700.4.23.1 |
| SUSE:Linux Enterprise Module for Server Applications 15 SP7 | apache2-manual | 2.4.66-150700.4.23.1 |
| SUSE:Linux Enterprise Module for Server Applications 15 SP7 | apache2-utils | 2.4.66-150700.4.23.1 |
| SUSE:Linux Enterprise Module for Server Applications 15 SP7 | apache2-worker | 2.4.66-150700.4.23.1 |
| SUSE:Linux Enterprise Server 12 SP5-LTSS | apache2 | 2.4.66-35.81.1 |
| SUSE:Linux Enterprise Server 12 SP5-LTSS | apache2-tls13 | 2.4.66-35.81.1 |
| SUSE:Linux Enterprise Server 15 SP4-LTSS | apache2 | 2.4.66-150400.6.57.1 |
| SUSE:Linux Enterprise Server 15 SP5-LTSS | apache2 | 2.4.66-150400.6.57.1 |
| SUSE:Linux Enterprise Server 15 SP6-LTSS | apache2 | 2.4.66-150600.5.55.1 |
| SUSE:Linux Enterprise Server 15 SP6-LTSS | apache2-devel | 2.4.66-150600.5.55.1 |
| SUSE:Linux Enterprise Server 15 SP6-LTSS | apache2-manual | 2.4.66-150600.5.55.1 |
| SUSE:Linux Enterprise Server 15 SP6-LTSS | apache2-prefork | 2.4.66-150600.5.55.1 |
| SUSE:Linux Enterprise Server 15 SP6-LTSS | apache2-utils | 2.4.66-150600.5.55.1 |
| SUSE:Linux Enterprise Server 15 SP6-LTSS | apache2-worker | 2.4.66-150600.5.55.1 |
| SUSE:Linux Enterprise Server 16.0 | apache2 | 2.4.66-160000.3.1 |
| SUSE:Linux Enterprise Server 16.0 | apache2-devel | 2.4.66-160000.3.1 |
| SUSE:Linux Enterprise Server 16.0 | apache2-event | 2.4.66-160000.3.1 |
| SUSE:Linux Enterprise Server 16.0 | apache2-manual | 2.4.66-160000.3.1 |
| SUSE:Linux Enterprise Server 16.0 | apache2-prefork | 2.4.66-160000.3.1 |
| SUSE:Linux Enterprise Server 16.0 | apache2-utils | 2.4.66-160000.3.1 |
| SUSE:Linux Enterprise Server 16.0 | apache2-worker | 2.4.66-160000.3.1 |
| SUSE:Linux Enterprise Server LTSS Extended Security 12 SP5 | apache2 | 2.4.66-35.81.1 |
| SUSE:Linux Enterprise Server LTSS Extended Security 12 SP5 | apache2-tls13 | 2.4.66-35.81.1 |
| SUSE:Linux Enterprise Server for SAP Applications 15 SP4 | apache2 | 2.4.66-150400.6.57.1 |
| SUSE:Linux Enterprise Server for SAP Applications 15 SP5 | apache2 | 2.4.66-150400.6.57.1 |
| SUSE:Linux Enterprise Server for SAP Applications 15 SP6 | apache2 | 2.4.66-150600.5.55.1 |
| SUSE:Linux Enterprise Server for SAP Applications 15 SP6 | apache2-devel | 2.4.66-150600.5.55.1 |
| SUSE:Linux Enterprise Server for SAP Applications 15 SP6 | apache2-manual | 2.4.66-150600.5.55.1 |
| SUSE:Linux Enterprise Server for SAP Applications 15 SP6 | apache2-prefork | 2.4.66-150600.5.55.1 |
| SUSE:Linux Enterprise Server for SAP Applications 15 SP6 | apache2-utils | 2.4.66-150600.5.55.1 |
| SUSE:Linux Enterprise Server for SAP Applications 15 SP6 | apache2-worker | 2.4.66-150600.5.55.1 |
| SUSE:Linux Enterprise Server for SAP applications 16.0 | apache2 | 2.4.66-160000.3.1 |
| SUSE:Linux Enterprise Server for SAP applications 16.0 | apache2-devel | 2.4.66-160000.3.1 |
| SUSE:Linux Enterprise Server for SAP applications 16.0 | apache2-event | 2.4.66-160000.3.1 |
| SUSE:Linux Enterprise Server for SAP applications 16.0 | apache2-manual | 2.4.66-160000.3.1 |
| SUSE:Linux Enterprise Server for SAP applications 16.0 | apache2-prefork | 2.4.66-160000.3.1 |
| SUSE:Linux Enterprise Server for SAP applications 16.0 | apache2-utils | 2.4.66-160000.3.1 |
| SUSE:Linux Enterprise Server for SAP applications 16.0 | apache2-worker | 2.4.66-160000.3.1 |
| Ubuntu:22.04:LTS | apache2 | 2.4.52-1ubuntu4.23 |
| Ubuntu:24.04:LTS | apache2 | 2.4.58-1ubuntu8.15 |
| Ubuntu:25.10 | apache2 | no fix |
| Ubuntu:26.04:LTS | apache2 | 2.4.66-2ubuntu2.4 |
| Ubuntu:Pro:14.04:LTS | apache2 | 2.4.7-1ubuntu4.22+esm14 |
| Ubuntu:Pro:16.04:LTS | apache2 | 2.4.18-2ubuntu3.17+esm19 |
| Ubuntu:Pro:18.04:LTS | apache2 | 2.4.29-1ubuntu4.27+esm10 |
| Ubuntu:Pro:18.04:LTS | apache2 | no fix |
| Ubuntu:Pro:20.04:LTS | apache2 | 2.4.41-4ubuntu3.23+esm5 |
| openSUSE:Leap 16.0 | apache2 | 2.4.66-160000.3.1 |
| openSUSE:Leap 16.0 | apache2-devel | 2.4.66-160000.3.1 |
| openSUSE:Leap 16.0 | apache2-event | 2.4.66-160000.3.1 |
| openSUSE:Leap 16.0 | apache2-manual | 2.4.66-160000.3.1 |
| openSUSE:Leap 16.0 | apache2-prefork | 2.4.66-160000.3.1 |
| openSUSE:Leap 16.0 | apache2-utils | 2.4.66-160000.3.1 |
| openSUSE:Leap 16.0 | apache2-worker | 2.4.66-160000.3.1 |