RHSA-2022:0143: Important: httpd security update
First published: Mon Jan 17 2022(Updated: )
The httpd packages provide the Apache HTTP Server, a powerful, efficient, and extensible web server.<br>Security Fix(es):<br><li> httpd: mod_lua: Possible buffer overflow when parsing multipart content (CVE-2021-44790)</li> <li> httpd: mod_session: Heap overflow via a crafted SessionHeader value (CVE-2021-26691)</li> <li> httpd: NULL pointer dereference via malformed requests (CVE-2021-34798)</li> <li> httpd: Out-of-bounds write in ap_escape_quotes() via malicious input (CVE-2021-39275)</li> 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 | Affected Version | How to fix |
|---|---|---|
| redhat/httpd | <2.4.6-97.el7_9.4 | 2.4.6-97.el7_9.4 |
| redhat/httpd | <2.4.6-97.el7_9.4 | 2.4.6-97.el7_9.4 |
| redhat/httpd-debuginfo | <2.4.6-97.el7_9.4 | 2.4.6-97.el7_9.4 |
| redhat/httpd-devel | <2.4.6-97.el7_9.4 | 2.4.6-97.el7_9.4 |
| redhat/httpd-manual | <2.4.6-97.el7_9.4 | 2.4.6-97.el7_9.4 |
| redhat/httpd-tools | <2.4.6-97.el7_9.4 | 2.4.6-97.el7_9.4 |
| redhat/httpd-debuginfo | <2.4.6-97.el7_9.4 | 2.4.6-97.el7_9.4 |
| redhat/httpd-devel | <2.4.6-97.el7_9.4 | 2.4.6-97.el7_9.4 |
| redhat/httpd-tools | <2.4.6-97.el7_9.4 | 2.4.6-97.el7_9.4 |
| redhat/httpd | <2.4.6-97.el7_9.4 | 2.4.6-97.el7_9.4 |
| redhat/httpd-debuginfo | <2.4.6-97.el7_9.4 | 2.4.6-97.el7_9.4 |
| redhat/httpd-devel | <2.4.6-97.el7_9.4 | 2.4.6-97.el7_9.4 |
| redhat/httpd-tools | <2.4.6-97.el7_9.4 | 2.4.6-97.el7_9.4 |
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Reference Links
Frequently Asked Questions
What is the severity of RHSA-2022:0143?
The vulnerability RHSA-2022:0143 is classified as having a high severity due to its potential for exploitation through buffer overflows.
How do I fix RHSA-2022:0143?
To remediate RHSA-2022:0143, update to the recommended Apache HTTP Server version 2.4.6-97.el7_9.4 or later.
Which software is affected by RHSA-2022:0143?
RHSA-2022:0143 affects multiple packages including httpd, httpd-debuginfo, httpd-devel, and httpd-tools across various architectures.
What vulnerabilities are addressed in RHSA-2022:0143?
RHSA-2022:0143 addresses vulnerabilities including a buffer overflow in mod_lua and a heap overflow in mod_session.
Is it safe to use an older version of HTTPD with RHSA-2022:0143?
Using an older version of HTTPD that is impacted by RHSA-2022:0143 poses security risks and is not recommended.
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