- Vulnerability/
- RHSA-2021:4103
RHSA-2021:4103: Moderate: OpenShift Virtualization 4.9.0 RPMs security and bug fix update
First published: Tue Nov 02 2021(Updated: )
OpenShift Virtualization is Red Hat's virtualization solution designed for Red Hat OpenShift Container Platform. <br>This advisory contains OpenShift Virtualization 4.9.0 RPMs.<br>Security Fix(es):<br><li> golang: data race in certain net/http servers including ReverseProxy can lead to DoS (CVE-2020-15586)</li> <li> golang: ReadUvarint and ReadVarint can read an unlimited number of bytes from invalid inputs (CVE-2020-16845)</li> <li> golang: crypto/elliptic: incorrect operations on the P-224 curve (CVE-2021-3114)</li> <li> golang: net/<a href="http:" target="_blank">http:</a> panic in ReadRequest and ReadResponse when reading a very large header (CVE-2021-31525)</li> 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 | Affected Version | How to fix |
|---|---|---|
| redhat/kubevirt | <4.9.0-287.el8 | 4.9.0-287.el8 |
| redhat/kubevirt-virtctl | <4.9.0-287.el8 | 4.9.0-287.el8 |
| redhat/kubevirt-virtctl-redistributable | <4.9.0-287.el8 | 4.9.0-287.el8 |
| redhat/kubevirt | <4.9.0-287.el7 | 4.9.0-287.el7 |
| redhat/kubevirt-virtctl | <4.9.0-287.el7 | 4.9.0-287.el7 |
| redhat/kubevirt-virtctl-redistributable | <4.9.0-287.el7 | 4.9.0-287.el7 |
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Reference Links
- https://bugzilla.redhat.com/show_bug.cgi?id=1856953
- https://bugzilla.redhat.com/show_bug.cgi?id=1867099
- https://bugzilla.redhat.com/show_bug.cgi?id=1918750
- https://bugzilla.redhat.com/show_bug.cgi?id=1958341
- https://bugzilla.redhat.com/show_bug.cgi?id=1981345
- https://access.redhat.com/security/updates/classification/#moderate
- https://access.redhat.com/errata/RHSA-2021:4103 (Advisory)
Frequently Asked Questions
What is the severity of RHSA-2021:4103?
The severity of RHSA-2021:4103 is classified as moderate.
How do I fix RHSA-2021:4103?
To fix RHSA-2021:4103, update to the patched versions of the affected packages, specifically kubevirt and kubevirt-virtctl version 4.9.0-287.el8 or el7.
Which packages are affected by RHSA-2021:4103?
The affected packages include kubevirt, kubevirt-virtctl, and kubevirt-virtctl-redistributable for both el7 and el8.
What are the potential risks associated with RHSA-2021:4103?
The risks include possible data races in net/http servers that could lead to unpredictable behavior.
Is RHSA-2021:4103 related to OpenShift Virtualization?
Yes, RHSA-2021:4103 pertains to security vulnerabilities in OpenShift Virtualization version 4.9.0.
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