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Red Hat OpenStack 16.2 RHSA-2022:6061-01 Important: etcd Denial of Service

red hat
Calendar Grey August 15, 2022
Dist Redhat Esm H88
Essential security patch for Red Hat OpenStack 16.2 (etcd) resolves significant flaws impacting service reliability.
An update for etcd is now available for Red Hat OpenStack Platform 16.2 (Train)

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

Summary

The etcd packages provide a highly available key-value store for shared configuration.
Security Fix(es):
* golang: compress/gzip: stack exhaustion in Reader.Read (CVE-2022-30631)
* prometheus/client_golang: Denial of service using InstrumentHandlerCounter (CVE-2022-21698)
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.

Topics%20covered

Topics Covered

security advisory security update important Denial of Service Red Hat OpenStack stack exhaustion etcd

References

https://access.redhat.com/security/cve/CVE-2022-21698 https://access.redhat.com/security/cve/CVE-2022-30631 https://access.redhat.com/security/updates/classification/#important

Package List

Red Hat OpenStack Platform 16.2:
Source: etcd-3.3.23-10.el8ost.src.rpm
ppc64le: etcd-3.3.23-10.el8ost.ppc64le.rpm etcd-debuginfo-3.3.23-10.el8ost.ppc64le.rpm etcd-debugsource-3.3.23-10.el8ost.ppc64le.rpm
x86_64: etcd-3.3.23-10.el8ost.x86_64.rpm etcd-debuginfo-3.3.23-10.el8ost.x86_64.rpm etcd-debugsource-3.3.23-10.el8ost.x86_64.rpm
These packages are GPG signed by Red Hat for security. Our key and details on how to verify the signature are available from https://access.redhat.com/security/team/key/


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2022:6061-01
Product: Red Hat OpenStack Platform
Advisory URL: https://access.redhat.com/errata/RHSA-2022:6061
Issue date: 2022-08-15

Topic

An update for etcd is now available for Red Hat OpenStack Platform 16.2(Train).Red Hat Product Security has rated this update as having a security impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory security update important Denial of Service Red Hat OpenStack stack exhaustion etcd

Relevant Releases Architectures

Red Hat OpenStack Platform 16.2 - ppc64le, x86_64

Bugs Fixed

2045880 - CVE-2022-21698 prometheus/client_golang: Denial of service using InstrumentHandlerCounter

2107342 - CVE-2022-30631 golang: compress/gzip: stack exhaustion in Reader.Read

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