RHSA-2021:4722: Moderate: OpenShift Virtualization 2.6.8 RPMs security and bug fix update

Published Nov 17, 2021
·
Updated

OpenShift Virtualization is Red Hat's virtualization solution designed for Red Hat OpenShift Container Platform. This advisory contains OpenShift Virtualization 2.6.8 RPMs.Security Fix(es): golang: net: incorrect parsing of extraneous zero characters at the beginning of an IP address octet (CVE-2021-29923) golang: crypto/tls: certificate of wrong type is causing TLS client to panic (CVE-2021-34558) 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

6 affected componentsFixes available
redhat/kubevirt<2.6.8-211.el8
2.6.8-211.el8
redhat/kubevirt-virtctl<2.6.8-211.el8
2.6.8-211.el8
redhat/kubevirt-virtctl-redistributable<2.6.8-211.el8
2.6.8-211.el8
redhat/kubevirt<2.6.8-211.el7
2.6.8-211.el7
redhat/kubevirt-virtctl<2.6.8-211.el7
2.6.8-211.el7
redhat/kubevirt-virtctl-redistributable<2.6.8-211.el7
2.6.8-211.el7

Remediation

Event History

Jun 4, 2026
Advisory Published
via Red Hat·06:38 PM
Data Sourced
via Red Hat·06:38 PM
RemedyDescriptionAffected Software
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Frequently Asked Questions

1

What is the severity of RHSA-2021:4722?

The severity of RHSA-2021:4722 is classified as important.

2

How do I fix RHSA-2021:4722?

To fix RHSA-2021:4722, update the affected packages to version 2.6.8-211.el8 or 2.6.8-211.el7 as applicable.

3

What issues does RHSA-2021:4722 address?

RHSA-2021:4722 addresses issues related to incorrect parsing of extraneous zero characters in the golang net package.

4

Which packages are affected by RHSA-2021:4722?

The affected packages include kubevirt, kubevirt-virtctl, and kubevirt-virtctl-redistributable.

5

Is RHSA-2021:4722 applicable to both Red Hat Enterprise Linux 7 and 8?

Yes, RHSA-2021:4722 is applicable to both Red Hat Enterprise Linux 7 and 8, specifically for version 2.6.8-211.

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