Issued:
2022-09-19
Updated:
2022-09-19

RHSA-2022:6551 - Important: Red Hat Virtualization security update

Synopsis

Important: Red Hat Virtualization security update

Type/Severity

Security Advisory Important

Topic

An update for redhat-release-virtualization-host, redhat-virtualization-host, and redhat-virtualization-host-productimg 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.

The ovirt-node-ng 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.

The following packages have been upgraded to a later upstream version: redhat-release-virtualization-host (4.5.2), redhat-virtualization-host (4.5.2), redhat-virtualization-host-productimg (4.5.2). (BZ#2070049, BZ#2093195)

Security Fix(es):

  • kernel: Small table perturb size in the TCP source port generation algorithm can lead to information leak (CVE-2022-1012)

  • dpdk: DoS when a Vhost header crosses more than two descriptors and exhausts all mbufs (CVE-2022-2132)

  • systemd-resolved: use-after-free when dealing with DnsStream in resolved-dns-stream.c (CVE-2022-2526)

  • kernel: a use-after-free in cls_route filter implementation may lead to privilege escalation (CVE-2022-2588)

  • rsync: remote arbitrary files write inside the directories of connecting peers (CVE-2022-29154)

  • kernel: a use-after-free write in the netfilter subsystem can lead to privilege escalation to root (CVE-2022-32250)

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.

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

ProductVersionArch
Red Hat Virtualization4x86_64
Red Hat Virtualization Host4x86_64

Updated Packages

  • redhat-virtualization-host-image-update-placeholder-4.5.2-1.el8ev.noarch.rpm
  • redhat-release-virtualization-host-4.5.2-1.el8ev.src.rpm
  • redhat-virtualization-host-productimg-4.5.2-1.el8.src.rpm
  • redhat-release-virtualization-host-4.5.2-1.el8ev.x86_64.rpm
  • redhat-virtualization-host-productimg-4.5.2-1.el8.x86_64.rpm
  • redhat-virtualization-host-image-update-4.5.2-202209140405_8.6.x86_64.rpm
  • redhat-release-virtualization-host-content-4.5.2-1.el8ev.x86_64.rpm
  • redhat-virtualization-host-4.5.2-202209140405_8.6.src.rpm

Fixes

CVEs

References

Additional information