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

Synopsis:          Moderate: OpenShift Virtualization 4.9.0 RPMs security and bug fix update
Advisory ID:       RHSA-2021:4103-01
Product:           cnv
Advisory URL:      https://access.redhat.com/errata/RHSA-2021:4103
Issue date:        2021-11-02
CVE Names:         CVE-2020-15586 CVE-2020-16845 CVE-2021-3114 
                   CVE-2021-31525 
=====================================================================

1. Summary:

Red Hat OpenShift Virtualization release 4.9.0 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 4.9 for RHEL 7 - x86_64
CNV 4.9 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 4.9.0 RPMs.

Security Fix(es):

* golang: data race in certain net/http servers including ReverseProxy can
lead to DoS (CVE-2020-15586)

* golang: ReadUvarint and ReadVarint can read an unlimited number of bytes
from invalid inputs (CVE-2020-16845)

* golang: crypto/elliptic: incorrect operations on the P-224 curve
(CVE-2021-3114)

* golang: net/http: panic in ReadRequest and ReadResponse when reading a
very large header (CVE-2021-31525)

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/):

1856953 - CVE-2020-15586 golang: data race in certain net/http servers including ReverseProxy can lead to DoS
1867099 - CVE-2020-16845 golang: ReadUvarint and ReadVarint can read an unlimited number of bytes from invalid inputs
1918750 - CVE-2021-3114 golang: crypto/elliptic: incorrect operations on the P-224 curve
1958341 - CVE-2021-31525 golang: net/http: panic in ReadRequest and ReadResponse when reading a very large header
1981345 - 4.9.0 rpms

6. Package List:

CNV 4.9 for RHEL 7:

Source:
kubevirt-4.9.0-287.el7.src.rpm

x86_64:
kubevirt-virtctl-4.9.0-287.el7.x86_64.rpm
kubevirt-virtctl-redistributable-4.9.0-287.el7.x86_64.rpm

CNV 4.9 for RHEL 8:

Source:
kubevirt-4.9.0-287.el8.src.rpm

x86_64:
kubevirt-virtctl-4.9.0-287.el8.x86_64.rpm
kubevirt-virtctl-redistributable-4.9.0-287.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-2020-15586
https://access.redhat.com/security/cve/CVE-2020-16845
https://access.redhat.com/security/cve/CVE-2021-3114
https://access.redhat.com/security/cve/CVE-2021-31525
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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