AlmaLinux 9.6 [TuxCare] Security Update: mod_http2 Multiple Vulnerabilities (ALMALINUX9.6:CLSA-2026:1788178281)

The AlmaLinux 9.6 host has a package installed that is affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1788178281 advisory. - Out-of-bounds Read vulnerability in Apache HTTP Server with modheaders and modmime and multiple response languages. This issue...

Rocky Linux 8 [CIQ] Security Update: httpd / httpd-debuginfo / httpd-debugsource / httpd-devel / etc Multiple Vulnerabilities (crlsa-2021_1809)

The Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-20211809 advisory. httpd: modsessioncookie does not respect expiry time CVE-2018-17199 httpd: modproxyuwsgi buffer overflow CVE-2020-11984 httpd: modhttp2 concurrent pool usa...

Rocky Linux 9.6 [TuxCare] Security Update: mod_http2 Multiple Vulnerabilities (ALMALINUX9.6:CLSA-2026:1788178281)

The Rocky Linux 9.6 host has a package installed that is affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1788178281 advisory. - Out-of-bounds Read vulnerability in Apache HTTP Server with modheaders and modmime and multiple response languages. This issue...

Rocky Linux 8.8 [CIQ] Security Update: mod_http2 / mod_http2-debuginfo / mod_http2-debugsource Multiple Vulnerabilities (ciqsa-2026_0313)

The Rocky Linux 8.8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ ciqsa-20260313 advisory. This advisory aggregates security fixes for the modhttp2 SRPM in CIQ LTS 8.8. It addresses 3 CVEs: CVE-2023-31122, CVE-2024-38476, CVE-2023-38709. Tenabl...

Rocky Linux 9.6 [TuxCare] Security Update: mod_http2 (ALMALINUX9.6:CLSA-2026:1781175625)

The Rocky Linux 9.6 host has a package installed that is affected by a vulnerability as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1781175625 advisory. Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number. %NASLMINLEVEL...

Rocky Linux 9 [CIQ] Security Update: mod_http2 / mod_http2-debuginfo / mod_http2-debugsource (crlsa-2026_22551)

The Rocky Linux 9 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-202622551 advisory. httpd: Apache HTTP Server: HTTP/2 DoS by Memory Increase CVE-2025-53020 Tenable has extracted the preceding description block directly from the CIQ security...

Rocky Linux 10.2 [CIQ] Security Update: mod_http2 / mod_http2-debuginfo / mod_http2-debugsource (crlsa-2026_22528)

The Rocky Linux 10.2 host has packages installed that are affected by a vulnerability as referenced in the CIQ crlsa-202622528 advisory. httpd: Apache HTTP Server: HTTP/2 DoS by Memory Increase CVE-2025-53020 Tenable has extracted the preceding description block directly from the CIQ security...

CVE-2026-57941: Use After Free

Use After Free vulnerability in Apache HTTP Server's modhttp2 via shared session-bbtmp re-entrancy This issue affects Apache HTTP Server: from 2.4.0 through 2.4.68...

Rocky Linux 8.6 [CIQ] Security Update: mod_http2 / mod_http2-debuginfo / mod_http2-debugsource Multiple Vulnerabilities (ciqsa-2026_0751)

The Rocky Linux 8.6 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ ciqsa-20260751 advisory. This advisory aggregates security fixes for the modhttp2 SRPM in CIQ LTS 8.6. It addresses 5 CVEs: CVE-2006-20001, CVE-2022-36760, CVE-2022-37436,...

KLA91312 Multiple vulnerabilities in Apache HTTP Server

Multiple vulnerabilities were found in Apache HTTP Server. Malicious users can exploit these vulnerabilities to bypass security restrictions, cause denial of service, execute arbitrary code, obtain sensitive information. Below is a complete list of vulnerabilities: 1. Security vulnerability can b...

Rocky Linux 8 [CIQ] Security Update: httpd / httpd-debuginfo / httpd-debugsource / httpd-devel / etc Multiple Vulnerabilities (crlsa-2024_3121)

The Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-20243121 advisory. httpd: modmacro: out-of-bounds read vulnerability CVE-2023-31122 modhttp2: reset requests exhaust memory incomplete fix of CVE-2023-44487 CVE-2023-45802...

Rocky Linux 9.6 [TuxCare] Security Update: mod_http2 (ALMALINUX9.6:CLSA-2026:1778070287)

The Rocky Linux 9.6 host has a package installed that is affected by a vulnerability as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1778070287 advisory. - Double Free and possible RCE vulnerability in Apache HTTP Server with the HTTP/2 protocol. This issue affects Apache HTTP Server: 2.4.66...

AlmaLinux 9.2 [TuxCare] Security Update: mod_http2 Multiple Vulnerabilities (ALMALINUX9.2:CLSA-2025:1762784415)

The AlmaLinux 9.2 host has a package installed that is affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.2:CLSA-2025:1762784415 advisory. - HTTP/2 incoming headers exceeding the limit are temporarily buffered in nghttp2 in order to generate an informative HTTP 413...

AlmaLinux 9.2 [TuxCare] Security Update: mod_http2 (ALMALINUX9.2:CLSA-2026:1778873714)

The AlmaLinux 9.2 host has a package installed that is affected by a vulnerability as referenced in the TuxCare ALMALINUX9.2:CLSA-2026:1778873714 advisory. - When a HTTP/2 stream was reset RST frame by a client, there was a time window were the request's memory resources were not reclaimed...

CVE-2026-23918-poc

CVE-2026-23918 — Apache modhttp2 Double Free Affected: Apache HTTP Server 2.4.66 with modhttp2 + Event MPM Fixed in: Apache 2.4.67 modh2 v2.0.37 CVSS 3.1: 8.8 HIGH — Unauthenticated Remote Code Execution possible CWE: CWE-415 Double Free What's the vulnerability modhttp2 in Apache 2.4.66 has a...

EulerOS Virtualization 2.10.0 : mod_http2 (EulerOS-SA-2026-3875)

According to the versions of the modhttp2 packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : Memory Allocation with Excessive Size Value vulnerability in Apache HTTP Server's modhttp leads to denial of service via maliciou...

EulerOS Virtualization 2.10.1 : mod_http2 (EulerOS-SA-2026-3841)

According to the versions of the modhttp2 packages installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : Memory Allocation with Excessive Size Value vulnerability in Apache HTTP Server's modhttp leads to denial of service via maliciou...

EulerOS Virtualization 2.12.1 : mod_http2 (EulerOS-SA-2026-3598)

According to the versions of the modhttp2 package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : Memory Allocation with Excessive Size Value vulnerability in Apache HTTP Server's modhttp leads to denial of service via malicious...

EulerOS 2.0 SP10 : mod_http2 (EulerOS-SA-2026-3705)

According to the versions of the modhttp2 packages installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : Memory Allocation with Excessive Size Value vulnerability in Apache HTTP Server's modhttp leads to denial of service via malicious HTTP requests...

EulerOS Virtualization 2.11.0 : mod_http2 (EulerOS-SA-2026-3528)

According to the versions of the modhttp2 package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities : In certain proxy configurations, a denial of service attack againstApache HTTP Server versions 2.4.26 through to 2.4.63 can be...