RHEL 10 : httpd (RHSA-2026:34109)

critical Nessus Plugin ID 324571

Synopsis

The remote Red Hat host is missing one or more security updates.

Description

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:34109 advisory.

The httpd packages provide the Apache HTTP Server, a powerful, efficient, and extensible web server.

Security Fix(es):

* httpd: incomplete fix for CVE-2023-38709 (CVE-2024-42516)

* httpd: NULL pointer dereference via specially crafted request (CVE-2026-29169)

* httpd: Apache HTTP Server: Heap-based Buffer Overflow via malicious backend servers (CVE-2026-34356)

* httpd: Apache HTTP Server: Buffer Over-read via outbound OCSP requests to attacker-controlled server (CVE-2026-44185)

* httpd: Apache HTTP Server: Denial of Service via crafted regular expressions (CVE-2026-44631)

* httpd: Apache HTTP Server: Heap-based Buffer Overflow via untrusted content in mod_xml2enc (CVE-2026-42536)

* httpd: Apache HTTP Server: Buffer overflow in mod_proxy_html allows security bypass (CVE-2026-34355)

Bug Fix(es) and Enhancement(s):

* address Moderate severity issues from httpd 2.4.68 [rhel-10.2.z] (JIRA:RHEL-184518)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Update the affected packages.

See Also

https://access.redhat.com/errata/RHSA-2026:34109

https://access.redhat.com/security/updates/classification/#important

https://bugzilla.redhat.com/show_bug.cgi?id=2374549

https://bugzilla.redhat.com/show_bug.cgi?id=2465296

https://bugzilla.redhat.com/show_bug.cgi?id=2486395

https://bugzilla.redhat.com/show_bug.cgi?id=2486397

https://bugzilla.redhat.com/show_bug.cgi?id=2486399

https://bugzilla.redhat.com/show_bug.cgi?id=2486411

https://bugzilla.redhat.com/show_bug.cgi?id=2486414

http://www.nessus.org/u?04be9dab

Plugin Details

Severity: Critical

ID: 324571

File Name: redhat-RHSA-2026-34109.nasl

Version: 1.1

Type: Local

Agent: unix

Published: 7/1/2026

Updated: 7/1/2026

Supported Sensors: Continuous Assessment, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.9

Percentile: 58.03

Vendor

Vendor Severity: Important

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 5.8

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:C/A:N

CVSS Score Source: CVE-2024-42516

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

CVSS Score Source: CVE-2026-44631

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:mod_ldap, p-cpe:/a:redhat:enterprise_linux:httpd-devel, p-cpe:/a:redhat:enterprise_linux:httpd-filesystem, p-cpe:/a:redhat:enterprise_linux:mod_ssl, p-cpe:/a:redhat:enterprise_linux:httpd-tools, p-cpe:/a:redhat:enterprise_linux:httpd-manual, cpe:/o:redhat:enterprise_linux:10.2, p-cpe:/a:redhat:enterprise_linux:mod_session, p-cpe:/a:redhat:enterprise_linux:mod_lua, p-cpe:/a:redhat:enterprise_linux:mod_proxy_html, p-cpe:/a:redhat:enterprise_linux:httpd-core, p-cpe:/a:redhat:enterprise_linux:httpd

Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list, Host/cpu

Exploit Ease: No known exploits are available

Patch Publication Date: 7/1/2026

Vulnerability Publication Date: 7/8/2025

Reference Information

CVE: CVE-2024-42516, CVE-2026-29169, CVE-2026-34355, CVE-2026-34356, CVE-2026-42536, CVE-2026-44185, CVE-2026-44631

CWE: 120, 124, 125, 476, 93

RHSA: 2026:34109