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Red Hat Security Advisory

Synopsis:          Important: Red Hat Virtualization security, bug fix, and enhancement update [ovirt-4.5.1]
Advisory ID:       RHSA-2022:5678-01
Product:           Red Hat Virtualization
Advisory URL:      https://access.redhat.com/errata/RHSA-2022:5678
Issue date:        2022-07-21
CVE Names:         CVE-2022-27666 CVE-2022-28733
====================================================================
1. Summary:

An update for imgbased, 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.

2. Relevant releases/architectures:

RHEL 8-based RHEV-H for RHEV 4 (build requirements) - noarch, x86_64
Red Hat Virtualization 4 Hypervisor for RHEL 8 - x86_64

3. 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 following packages have been upgraded to a later upstream version:
redhat-release-virtualization-host (4.5.1), redhat-virtualization-host
(4.5.1), redhat-virtualization-host-productimg (4.5.1). (BZ#2062192,
BZ#2070869, BZ#2094682)

Security Fix(es):

* kernel: buffer overflow in IPsec ESP transformation code (CVE-2022-27666)

* grub2: Integer underflow in grub_net_recv_ip4_packets (CVE-2022-28733)

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.

Bug Fix(es):

* RHV-H 4.4 SP1 Has been rebased on RHEL 8.6 Batch #1 (BZ#2070869)

4. 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

5. Bugs fixed (https://bugzilla.redhat.com/):

2061633 - CVE-2022-27666 kernel: buffer overflow in IPsec ESP transformation code
2070869 - Rebase RHV-H 4.4 SP1 on RHEL 8.6.0.1
2083339 - CVE-2022-28733 grub2: Integer underflow in grub_net_recv_ip4_packets
2097627 - Upgrade redhat-release-virtualization-host to 4.5.1
2103984 - when upgrade RHVH from 4.5.0 to 4.5.1 via engine, "no updates found" is shown when checking for updates

6. Package List:

Red Hat Virtualization 4 Hypervisor for RHEL 8:

Source:
redhat-virtualization-host-4.5.1-202207170705_8.6.src.rpm

x86_64:
redhat-virtualization-host-image-update-4.5.1-202207170705_8.6.x86_64.rpm

RHEL 8-based RHEV-H for RHEV 4 (build requirements):

Source:
redhat-release-virtualization-host-4.5.1-1.el8ev.src.rpm
redhat-virtualization-host-productimg-4.5.1-1.el8.src.rpm

noarch:
redhat-virtualization-host-image-update-placeholder-4.5.1-1.el8ev.noarch.rpm

x86_64:
redhat-release-virtualization-host-4.5.1-1.el8ev.x86_64.rpm
redhat-release-virtualization-host-content-4.5.1-1.el8ev.x86_64.rpm
redhat-virtualization-host-productimg-4.5.1-1.el8.x86_64.rpm

These packages are GPG signed by Red Hat for security.  Our key and
details on how to verify the signature are available from
https://access.redhat.com/security/team/key/

7. References:

https://access.redhat.com/security/cve/CVE-2022-27666
https://access.redhat.com/security/cve/CVE-2022-28733
https://access.redhat.com/security/updates/classification/#important

8. Contact:

The Red Hat security contact is <secalert@redhat.com>. More contact
details at https://access.redhat.com/security/team/contact/

Copyright 2022 Red Hat, Inc.
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