- Vulnerability/
- RHSA-2022:0237
RHSA-2022:0237: Important: Red Hat OpenStack Platform 16.2 (etcd) security update
First published: Mon Jan 24 2022(Updated: )
A highly-available key value store for shared configuration<br>Security Fix(es):<br><li> net/<a href="http:" target="_blank">http:</a> limit growth of header canonicalization cache (CVE-2021-44716)</li> <li> net: incorrect parsing of extraneous zero characters at the beginning of an IP address octet (CVE-2021-29923)</li> <li> crypto/tls: certificate of wrong type is causing TLS client to panic</li> (CVE-2021-34558)<br>For more details about the security issue(s), including the impact, a CVSS<br>score, acknowledgments, and other related information, refer to the CVE<br>page listed in the References section.
| Affected Software | Affected Version | How to fix |
|---|---|---|
| redhat/etcd | <3.3.23-7.el8 | 3.3.23-7.el8 |
| redhat/etcd-debuginfo | <3.3.23-7.el8 | 3.3.23-7.el8 |
| redhat/etcd-debugsource | <3.3.23-7.el8 | 3.3.23-7.el8 |
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Reference Links
Frequently Asked Questions
What is the severity of RHSA-2022:0237?
The severity of RHSA-2022:0237 is classified as moderate.
How do I fix RHSA-2022:0237?
To fix RHSA-2022:0237, update etcd to version 3.3.23-7.el8 or later.
What vulnerabilities are addressed in RHSA-2022:0237?
RHSA-2022:0237 addresses vulnerabilities related to HTTP header canonicalization cache and incorrect parsing of extraneous zero characters.
Which packages are affected by RHSA-2022:0237?
The affected packages include etcd, etcd-debuginfo, and etcd-debugsource up to version 3.3.23-7.el8.
Is a restart required after applying the fix for RHSA-2022:0237?
Yes, a restart of the etcd service is recommended after applying the fix for RHSA-2022:0237.
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