Headline

RHSA-2022:0443: Red Hat Security Advisory: RHV-H security update (redhat-virtualization-host) 4.3.21

An update for redhat-release-virtualization-host and redhat-virtualization-host is now available for Red Hat Virtualization 4 for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Important. 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.This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.

Related CVEs:

CVE-2020-25717: samba: Active Directory (AD) domain user could become root on domain members
CVE-2021-4034: polkit: Local privilege escalation in pkexec due to incorrect handling of argument vector

3 years ago

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Issued:

2022-02-07

Updated:

2022-02-07

RHSA-2022:0443 - Security Advisory

Overview
Updated Packages

Synopsis

Important: RHV-H security update (redhat-virtualization-host) 4.3.21

Type/Severity

Security Advisory: Important

Red Hat Insights patch analysis

Identify and remediate systems affected by this advisory.

View affected systems

Topic

An update for redhat-release-virtualization-host and redhat-virtualization-host is now available for Red Hat Virtualization 4 for Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact of Important. 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.

Description

The redhat-virtualization-host packages provide the Red Hat Virtualization Host.
These packages include redhat-release-virtualization-host. Red Hat
Virtualization Hosts (RHVH) are installed using a special build of Red Hat
Enterprise Linux with only the packages required to host virtual machines. RHVH features a Cockpit user interface for monitoring the host’s resources and
performing administrative tasks.

Security Fix(es):

polkit: Local privilege escalation in pkexec due to incorrect handling of argument vector (CVE-2021-4034)
samba: Active Directory (AD) domain user could become root on domain members (CVE-2020-25717)

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 Products

Red Hat Virtualization 4 for RHEL 7 x86_64
Red Hat Virtualization Host 4 for RHEL 7 x86_64

Fixes

BZ - 2019672 - CVE-2020-25717 samba: Active Directory (AD) domain user could become root on domain members
BZ - 2025869 - CVE-2021-4034 polkit: Local privilege escalation in pkexec due to incorrect handling of argument vector

References