Home / mailings [RHSA-2023:1677-01] Important: Red Hat Virtualization Host 4.4.z SP 1 security update batch#5 (oVirt-4.5.3-5)
Posted on 15 April 2023
RedHat===================================================================== Red Hat Security Advisory
Synopsis: Important: Red Hat Virtualization Host 4.4.z SP 1 security update batch#5 (oVirt-4.5.3-5)
Advisory ID: RHSA-2023:1677-01
Product: Red Hat Virtualization
Advisory URL: https://access.redhat.com/errata/RHSA-2023:1677
Issue date: 2023-04-10
CVE Names: CVE-2022-23521 CVE-2022-41903 CVE-2023-0266
CVE-2023-0386 CVE-2023-0767
=====================================================================
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.
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.
Security Fix(es):
* git: gitattributes parsing integer overflow (CVE-2022-23521)
* git: Heap overflow in `git archive`, `git log --format` leading to RCE
(CVE-2022-41903)
* ALSA: pcm: Move rwsem lock inside snd_ctl_elem_read to prevent UAF
(CVE-2023-0266)
* kernel: FUSE filesystem low-privileged user privileges escalation
(CVE-2023-0386)
* nss: Arbitrary memory write via PKCS 12 (CVE-2023-0767)
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.
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/):
2159505 - CVE-2023-0386 kernel: FUSE filesystem low-privileged user privileges escalation
2162055 - CVE-2022-23521 git: gitattributes parsing integer overflow
2162056 - CVE-2022-41903 git: Heap overflow in `git archive`, `git log --format` leading to RCE
2163379 - CVE-2023-0266 ALSA: pcm: Move rwsem lock inside snd_ctl_elem_read to prevent UAF
2170377 - CVE-2023-0767 nss: Arbitrary memory write via PKCS 12
6. Package List:
Red Hat Virtualization 4 Hypervisor for RHEL 8:
Source:
redhat-virtualization-host-4.5.3-202304051438_8.6.src.rpm
x86_64:
redhat-virtualization-host-image-update-4.5.3-202304051438_8.6.x86_64.rpm
RHEL 8-based RHEV-H for RHEV 4 (build requirements):
Source:
redhat-release-virtualization-host-4.5.3-6.el8ev.src.rpm
noarch:
redhat-virtualization-host-image-update-placeholder-4.5.3-6.el8ev.noarch.rpm
x86_64:
redhat-release-virtualization-host-4.5.3-6.el8ev.x86_64.rpm
redhat-release-virtualization-host-content-4.5.3-6.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-2022-23521
https://access.redhat.com/security/cve/CVE-2022-41903
https://access.redhat.com/security/cve/CVE-2023-0266
https://access.redhat.com/security/cve/CVE-2023-0386
https://access.redhat.com/security/cve/CVE-2023-0767
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 2023 Red Hat, Inc.
