RHSA-2021:3980: Important: Red Hat OpenStack Platform 13.0 (redis) security update
First published: Mon Oct 25 2021(Updated: )
Redis is an advanced key-value store.<br>Security Fix(es):<br><li> Lua scripts can overflow the heap-based Lua stack (CVE-2021-32626)</li> <li> Integer overflow issue with Streams (CVE-2021-32627)</li> <li> Integer overflow bug in the ziplist data structure (CVE-2021-32628)</li> <li> Denial of service via Redis Standard Protocol (RESP) request</li> (CVE-2021-32675)<br><li> Integer overflow issue with intsets (CVE-2021-32687)</li> <li> Integer overflow issue with strings (CVE-2021-41099)</li> 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/redis | <3.2.8-5.el7 | 3.2.8-5.el7 |
| redhat/redis-debuginfo | <3.2.8-5.el7 | 3.2.8-5.el7 |
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Reference Links
Frequently Asked Questions
What is the severity of RHSA-2021:3980?
The severity of RHSA-2021:3980 is classified as important due to the potential exploitability of the vulnerabilities.
How do I fix RHSA-2021:3980?
To fix RHSA-2021:3980, you should update your Redis packages to version 3.2.8-5.el7 or later.
What vulnerabilities are addressed in RHSA-2021:3980?
RHSA-2021:3980 addresses vulnerabilities related to Lua stack overflow and integer overflows in Streams and ziplist data structures.
Which versions of Redis are affected by RHSA-2021:3980?
Redis versions up to 3.2.8-5.el7 are affected by RHSA-2021:3980.
What are the potential impacts of not applying RHSA-2021:3980?
Failure to apply RHSA-2021:3980 can lead to potential remote code execution or service disruption due to the identified vulnerabilities.
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