RHSA-2021:3746: Important: Red Hat JBoss Core Services Apache HTTP Server 2.4.37 SP9 security update

Published Oct 7, 2021
·
Updated

This release adds the new Apache HTTP Server 2.4.37 Service Pack 9 packages that are part of the JBoss Core Services offering.This release serves as a replacement for Red Hat JBoss Core Services Apache HTTP Server 2.4.37 Service Pack 8 and includes an important security update. Refer to the Release Notes for information on the security fix included in this release.Security Fix(es): httpd: modproxy: SSRF via a crafted request uri-path (CVE-2021-40438) 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.

Affected Software

14 affected componentsFixes available
redhat/jbcs-httpd24-httpd<2.4.37-76.el8
2.4.37-76.el8
redhat/jbcs-httpd24-httpd-debuginfo<2.4.37-76.el8
2.4.37-76.el8
redhat/jbcs-httpd24-httpd-devel<2.4.37-76.el8
2.4.37-76.el8
redhat/jbcs-httpd24-httpd-manual<2.4.37-76.el8
2.4.37-76.el8
redhat/jbcs-httpd24-httpd-selinux<2.4.37-76.el8
2.4.37-76.el8
redhat/jbcs-httpd24-httpd-tools<2.4.37-76.el8
2.4.37-76.el8
redhat/jbcs-httpd24-httpd-tools-debuginfo<2.4.37-76.el8
2.4.37-76.el8
redhat/jbcs-httpd24-httpd<2.4.37-76.jbcs.el7
2.4.37-76.jbcs.el7
redhat/jbcs-httpd24-httpd<2.4.37-76.jbcs.el7
2.4.37-76.jbcs.el7
redhat/jbcs-httpd24-httpd-debuginfo<2.4.37-76.jbcs.el7
2.4.37-76.jbcs.el7
redhat/jbcs-httpd24-httpd-devel<2.4.37-76.jbcs.el7
2.4.37-76.jbcs.el7
redhat/jbcs-httpd24-httpd-manual<2.4.37-76.jbcs.el7
2.4.37-76.jbcs.el7
redhat/jbcs-httpd24-httpd-selinux<2.4.37-76.jbcs.el7
2.4.37-76.jbcs.el7
redhat/jbcs-httpd24-httpd-tools<2.4.37-76.jbcs.el7
2.4.37-76.jbcs.el7

Remediation

Event History

Feb 25, 2026
Advisory Published
via Red Hat·05:14 PM
Data Sourced
via Red Hat·05:14 PM
RemedyDescriptionAffected Software
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Frequently Asked Questions

1

What is the severity of RHSA-2021:3746?

The severity of RHSA-2021:3746 is classified as important.

2

How do I fix RHSA-2021:3746?

To fix RHSA-2021:3746, update to the patched version 2.4.37-76.el8 or 2.4.37-76.jbcs.el7 of the affected JBoss Core Services Apache HTTP packages.

3

What software is affected by RHSA-2021:3746?

RHSA-2021:3746 affects the JBoss Core Services Apache HTTP Server version 2.4.37, specifically the packages related to it.

4

Is RHSA-2021:3746 applicable to both EL7 and EL8 systems?

Yes, RHSA-2021:3746 is applicable to systems running on both EL7 and EL8.

5

When was RHSA-2021:3746 released?

RHSA-2021:3746 was released as part of a security update for Red Hat JBoss Core Services.

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