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Red Hat Security Advisory 2022-0540-01

Red Hat Security Advisory 2022-0540-01
Posted Feb 16, 2022
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2022-0540-01 - 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 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. Issues addressed include buffer overflow, heap overflow, and privilege escalation vulnerabilities.

tags | advisory, overflow, vulnerability
systems | linux, redhat
advisories | CVE-2021-4034, CVE-2021-4155, CVE-2021-45417, CVE-2022-0185
SHA-256 | 923f3586648f88116e40f30ce55effbcd7d2b6a803d6888a77b92b4b0e0c6d09

Red Hat Security Advisory 2022-0540-01

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=====================================================================
Red Hat Security Advisory

Synopsis: Important: Red Hat Virtualization Host security update [ovirt-4.4.10-1]
Advisory ID: RHSA-2022:0540-01
Product: Red Hat Virtualization
Advisory URL: https://access.redhat.com/errata/RHSA-2022:0540
Issue date: 2022-02-15
CVE Names: CVE-2021-4034 CVE-2021-4155 CVE-2021-45417
CVE-2022-0185
=====================================================================

1. Summary:

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.

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.

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)

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/):

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

6. Package List:

Red Hat Virtualization 4 Hypervisor for RHEL 8:

Source:
libmetalink-0.1.3-7.el8.src.rpm
redhat-virtualization-host-4.4.10-202202081536_8.5.src.rpm
wget-1.19.5-10.el8.src.rpm

x86_64:
libmetalink-0.1.3-7.el8.x86_64.rpm
libmetalink-debuginfo-0.1.3-7.el8.x86_64.rpm
libmetalink-debugsource-0.1.3-7.el8.x86_64.rpm
libmetalink-devel-0.1.3-7.el8.x86_64.rpm
redhat-virtualization-host-image-update-4.4.10-202202081536_8.5.x86_64.rpm
wget-1.19.5-10.el8.x86_64.rpm
wget-debuginfo-1.19.5-10.el8.x86_64.rpm
wget-debugsource-1.19.5-10.el8.x86_64.rpm

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

Source:
redhat-release-virtualization-host-4.4.10-1.el8ev.src.rpm

noarch:
redhat-virtualization-host-image-update-placeholder-4.4.10-1.el8ev.noarch.rpm

x86_64:
redhat-release-virtualization-host-4.4.10-1.el8ev.x86_64.rpm
redhat-release-virtualization-host-content-4.4.10-1.el8ev.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-2021-4034
https://access.redhat.com/security/cve/CVE-2021-4155
https://access.redhat.com/security/cve/CVE-2021-45417
https://access.redhat.com/security/cve/CVE-2022-0185
https://access.redhat.com/security/updates/classification/#important
https://access.redhat.com/security/vulnerabilities/RHSB-2022-001

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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