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=====================================================================
                   Red Hat Security Advisory

Synopsis:          Moderate: OpenShift Virtualization 4.8.3 RPMs security and bug fix update
Advisory ID:       RHSA-2021:4910-01
Product:           cnv
Advisory URL:      https://access.redhat.com/errata/RHSA-2021:4910
Issue date:        2021-12-02
CVE Names:         CVE-2021-29923 
=====================================================================

1. Summary:

Red Hat OpenShift Virtualization release 4.8.3 is now available with
updates to packages and images that fix several bugs and add enhancements.

Red Hat Product Security has rated this update as having a security impact
of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which
gives a detailed severity rating, is available for each vulnerability from
the CVE link(s) in the References section.

2. Relevant releases/architectures:

CNV 4.8 for RHEL 7 - x86_64
CNV 4.8 for RHEL 8 - x86_64

3. Description:

OpenShift Virtualization is Red Hat's virtualization solution designed for
Red Hat OpenShift Container Platform.

This advisory contains OpenShift Virtualization 4.8.3 RPMs.

Security Fix(es):

* golang: net: incorrect parsing of extraneous zero characters at the
beginning of an IP address octet (CVE-2021-29923)

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.

4. 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

5. Bugs fixed (https://bugzilla.redhat.com/):

1992006 - CVE-2021-29923 golang: net: incorrect parsing of extraneous zero characters at the beginning of an IP address octet
2007344 - 4.8.3 rpms

6. Package List:

CNV 4.8 for RHEL 7:

Source:
kubevirt-4.8.3-251.el7.src.rpm

x86_64:
kubevirt-virtctl-4.8.3-251.el7.x86_64.rpm
kubevirt-virtctl-redistributable-4.8.3-251.el7.x86_64.rpm

CNV 4.8 for RHEL 8:

Source:
kubevirt-4.8.3-251.el8.src.rpm

x86_64:
kubevirt-virtctl-4.8.3-251.el8.x86_64.rpm
kubevirt-virtctl-redistributable-4.8.3-251.el8.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/

7. References:

https://access.redhat.com/security/cve/CVE-2021-29923
https://access.redhat.com/security/updates/classification/#moderate

8. Contact:

The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2021 Red Hat, Inc.
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