RHSA-2021:5035: Critical: RHV-H security update (redhat-virtualization-host) 4.3.20
First published: Wed Dec 08 2021(Updated: )
The redhat-virtualization-host packages provide the Red Hat Virtualization Host.<br>These packages include redhat-release-virtualization-host. Red Hat<br>Virtualization Hosts (RHVH) are installed using a special build of Red Hat<br>Enterprise Linux with only the packages required to host virtual machines. RHVH features a Cockpit user interface for monitoring the host's resources and<br>performing administrative tasks.<br>Security Fix(es):<br><li> nss: Memory corruption in decodeECorDsaSignature with DSA signatures (and RSA-PSS) (CVE-2021-43527)</li> <li> kernel: use-after-free in drivers/infiniband/core/ucma.c ctx use-after-free (CVE-2020-36385)</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/redhat-release-virtualization-host | <4.3.20-1.el7e | 4.3.20-1.el7e |
| redhat/redhat-virtualization-host | <4.3.20-20211202.1.el7_9 | 4.3.20-20211202.1.el7_9 |
| redhat/redhat-virtualization-host-image-update | <4.3.20-20211202.1.el7_9 | 4.3.20-20211202.1.el7_9 |
| redhat/redhat-virtualization-host-image-update-placeholder | <4.3.20-1.el7e | 4.3.20-1.el7e |
Never miss a vulnerability like this again
Sign up to SecAlerts for real-time vulnerability data matched to your software, aggregated from hundreds of sources.
Reference Links
- agent/severity
- agent/type
- agent/first-publish-date
- agent/softwarecombine
- agent/last-modified-date
- agent/title
- agent/references
- agent/weakness
- agent/remedy
- agent/tags
- agent/description
- agent/event
- collector/redhat-errata
- source/Red Hat
- anchor-id/RHSA-2021:5035
- agent/software-canonical-lookup
- package-manager/redhat