RHSA-2026:30845 Red Hat Security Advisory: mod_md security update

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AlmaLinux 10 : mod_md (ALSA-2026:30845)

The remote AlmaLinux 10 host has a package installed that is affected by a vulnerability as referenced in the ALSA-2026:30845 advisory. httpd: modmd: unrestricted OCSP response leads to resource exhaustion CVE-2026-29168 Tenable has extracted the preceding description block directly from the...

AlmaLinux 9 : mod_md (ALSA-2026:30844)

The remote AlmaLinux 9 host has a package installed that is affected by a vulnerability as referenced in the ALSA-2026:30844 advisory. httpd: modmd: unrestricted OCSP response leads to resource exhaustion CVE-2026-29168 Tenable has extracted the preceding description block directly from the...

httpd: mod_md: unrestricted OCSP response leads to resource exhaustion

A flaw was found in the modmd module of httpd. When processing OCSP Online Certificate Status Protocol responses from a malicious or compromised OCSP responder, the module fails to enforce proper size limits on the incoming data. This issue leads to memory exhaustion and a denial of service...

RHSA-2026:30844 Red Hat Security Advisory: mod_md security update

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Moderate: Red Hat Security Advisory: mod_md security update

An update for modmd is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the...

ALSA-2026:30844 Moderate: mod_md security update

This module manages common properties of domains for one or more virtual hosts. Specifically it can use the ACME protocol to automate certificate provisioning. Certificates will be configured for managed domains and their virtual hosts automatically, including at renewal. Security Fixes: httpd:...

mod_md security update

1:2.4.26-2.1 - Resolves: RHEL-175644 - modmd: OCSP response limits CVE-2026-29168 1:2.4.26-2 - Resolves: RHEL-134497 - httpd: Apache HTTP Server: modmd ACME, unintended retry intervals CVE-2025-55753...

Moderate: mod_md security update

This module manages common properties of domains for one or more virtual hosts. Specifically it can use the ACME protocol to automate certificate provisioning. Certificates will be configured for managed domains and their virtual hosts automatically, including at renewal. Security Fixes: httpd:...

Oracle Linux 8 : httpd:2.4 (ELSA-2026-22140)

The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-22140 advisory. - Resolves: RHEL-166277 - httpd:2.4/httpd: Apache HTTP Server: HTTP/2 DoS by Memory Increase CVE-2025-53020 modmd Tenable has extracted the preceding...

SUSE-SU-2026:2104-1 Security update for apache2

This update for apache2 fixes the following issues - CVE-2026-23918: http2: double free and possible RCE on early reset bsc1263957. - CVE-2026-24072: modrewrite elevation of privileges via apexpr bsc1263935. - CVE-2026-28780: heap buffer overflow in modproxyajp via ajpmsgcheckheader bsc1264163. -...

CLSA-2026-1779797547 Fix CVE(s): CVE-2026-29168

SECURITY UPDATE: fix denial of service in modmd OCSP response handling by enforcing size limit and timeouts - debian/patches/CVE-2026-29168.patch: fix denial of service in modmd OCSP response handling by enforcing size limit and timeouts - CVE-2026-29168...

OPENSUSE-SU-2026:20810-1 Security update for apache2

This update for apache2 fixes the following issues: Changes in apache2: Version update to 2.4.66 jscPED-16181 SECURITY: CVE-2025-66200: Apache HTTP Server: moduserdir+suexec bypass via AllowOverride FileInfo. moduserdir+suexec bypass via AllowOverride FileInfo vulnerability in Apache HTTP Server...

SUSE-SU-2026:21846-1 Security update for apache2

This update for apache2 fixes the following issues: Changes in apache2: Version update to 2.4.66 jscPED-16181 SECURITY: CVE-2025-66200: Apache HTTP Server: moduserdir+suexec bypass via AllowOverride FileInfo. moduserdir+suexec bypass via AllowOverride FileInfo vulnerability in Apache HTTP Server...

[SECURITY] Fedora 43 Update: mod_md-2.6.11-2.fc43

This module manages common properties of domains for one or more virtual hosts. Specifically it can use the ACME protocol to automate certificate provisioning. Certificates will be configured for managed domains and their virtual hosts automatically, including at renewal...

[SECURITY] Fedora 44 Update: mod_md-2.6.11-2.fc44

This module manages common properties of domains for one or more virtual hosts. Specifically it can use the ACME protocol to automate certificate provisioning. Certificates will be configured for managed domains and their virtual hosts automatically, including at renewal...

Fedora 44 : mod_md (2026-c9b72de46a)

The remote Fedora 44 host has a package installed that is affected by a vulnerability as referenced in the FEDORA-2026-c9b72de46a advisory. - CVE-2026-29168 fix Tenable has extracted the preceding description block directly from the Fedora security advisory. Note that Nessus has not tested for th...

Fedora 43 : mod_md (2026-707b7050da)

The remote Fedora 43 host has a package installed that is affected by a vulnerability as referenced in the FEDORA-2026-707b7050da advisory. - CVE-2026-29168 fix Tenable has extracted the preceding description block directly from the Fedora security advisory. Note that Nessus has not tested for th...

Apache HTTP Server mod_md Pointer Manipulation Resource Exhaustion

The vulnerability of the modmd module in the Apache HTTP Server is related to pointer arithmetic errors. Exploiting this vulnerability can allow an attacker to cause resource exhaustion or server failures...

USN-8239-1 apache2 vulnerabilities

Bartlomiej Dmitruk and Stanislaw Strzalkowski discovered that Apache HTTP Server incorrectly handled certain memory operations when using the HTTP/2 protocol. A remote attacker could use this issue to cause Apache HTTP Server to crash, resulting in a denial of service, or possibly execute arbitra...