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

Synopsis:          Moderate: OpenShift Virtualization 2.6.10 RPMs security and bug fix update
Advisory ID:       RHSA-2022:1402-01
Product:           cnv
Advisory URL:      https://access.redhat.com/errata/RHSA-2022:1402
Issue date:        2022-04-19
CVE Names:         CVE-2021-33195 CVE-2021-33197 CVE-2021-33198 
=====================================================================

1. Summary:

Red Hat OpenShift Virtualization release 2.6.10 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 2.6 for RHEL 7 - x86_64
CNV 2.6 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 2.6.10 RPMs.

Security Fix(es):

* golang: net: lookup functions may return invalid host names
(CVE-2021-33195)

* golang: net/http/httputil: ReverseProxy forwards connection headers if
first one is empty (CVE-2021-33197)

* golang: math/big.Rat: may cause a panic or an unrecoverable fatal error
if passed inputs with very large exponents (CVE-2021-33198)

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/):

1989564 - CVE-2021-33195 golang: net: lookup functions may return invalid host names
1989570 - CVE-2021-33197 golang: net/http/httputil: ReverseProxy forwards connection headers if first one is empty
1989575 - CVE-2021-33198 golang: math/big.Rat: may cause a panic or an unrecoverable fatal error if passed inputs with very large exponents
2051113 - 2.6.10 rpms

6. Package List:

CNV 2.6 for RHEL 7:

Source:
kubevirt-2.6.10-230.el7.src.rpm

x86_64:
kubevirt-virtctl-2.6.10-230.el7.x86_64.rpm
kubevirt-virtctl-redistributable-2.6.10-230.el7.x86_64.rpm

CNV 2.6 for RHEL 8:

Source:
kubevirt-2.6.10-230.el8.src.rpm

x86_64:
kubevirt-virtctl-2.6.10-230.el8.x86_64.rpm
kubevirt-virtctl-redistributable-2.6.10-230.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-2021-33195
https://access.redhat.com/security/cve/CVE-2021-33197
https://access.redhat.com/security/cve/CVE-2021-33198
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 2022 Red Hat, Inc.
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