RHSA-2021:3971: Important: Red Hat OpenStack Platform 10.0 (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-2021:3971?
RHSA-2021:3971 is classified as high severity due to multiple vulnerabilities that could lead to serious exploitation risks.
How do I fix RHSA-2021:3971?
To fix RHSA-2021:3971, upgrade to the latest version of the Redis package that is patched against the identified vulnerabilities.
What vulnerabilities are addressed in RHSA-2021:3971?
RHSA-2021:3971 addresses vulnerabilities including CVE-2021-32626, CVE-2021-32627, and CVE-2021-32628, which involve stack overflow and integer overflow issues.
Which versions of Redis are affected by RHSA-2021:3971?
Redis versions up to and including 3.2.8-5.el7 are affected by RHSA-2021:3971.
Is there any workaround for RHSA-2021:3971?
There are no official workarounds for RHSA-2021:3971; the recommended action is to update to the patched version.
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