Important: Red Hat Virtualization Host security update [ovirt-4.4.10-1]

Related Vulnerabilities: CVE-2021-4034   CVE-2021-4155   CVE-2021-45417   CVE-2022-0185  

Synopsis

Important: Red Hat Virtualization Host security update [ovirt-4.4.10-1]

Type/Severity

Security Advisory: Important

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Identify and remediate systems affected by this advisory.

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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 8.

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, ovirt-node, and rhev-hypervisor. 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.

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.

Security Fix(es):

  • polkit: Local privilege escalation in pkexec due to incorrect handling of argument vector (CVE-2021-4034)
  • kernel: xfs: raw block device data leak in XFS_IOC_ALLOCSP IOCTL (CVE-2021-4155)
  • aide: heap-based buffer overflow on outputs larger than B64_BUF (CVE-2021-45417)
  • kernel: fs_context: heap overflow in legacy parameter handling (CVE-2022-0185)

For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section.

Bug Fix(es):

  • Rebased wget package and its dependencies for the same version shipped with recent RHEL. (BZ#2030082)

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/2974891

Affected Products

  • Red Hat Virtualization 4 for RHEL 8 x86_64
  • Red Hat Virtualization Host 4 for RHEL 8 x86_64

Fixes

  • BZ - 2025869 - CVE-2021-4034 polkit: Local privilege escalation in pkexec due to incorrect handling of argument vector
  • BZ - 2030082 - Failed dependencies occur during install wget package from rhvh optional channel.
  • BZ - 2034685 - RHVH 4.4.9 - host upgrade fails with error for package libsmbclient
  • BZ - 2034813 - CVE-2021-4155 kernel: xfs: raw block device data leak in XFS_IOC_ALLOCSP IOCTL
  • BZ - 2040358 - CVE-2022-0185 kernel: fs_context: heap overflow in legacy parameter handling
  • BZ - 2041489 - CVE-2021-45417 aide: heap-based buffer overflow on outputs larger than B64_BUF