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Red Hat: RHSA-2022-1053 Important Update For Virtualization Host

red hat
Calendar Grey March 24, 2022
Dist Redhat Esm H88
Essential Oracle VM update addresses multiple security flaws, notably the potential for unintended code execution risks.
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

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

Summary

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.
Security Fix(es):
* expat: Malformed 2- and 3-byte UTF-8 sequences can lead to arbitrary code execution (CVE-2022-25235)
* expat: Namespace-separator characters in "xmlns[:prefix]" attribute values can lead to arbitrary code execution (CVE-2022-25236)
* expat: Integer overflow in storeRawNames() (CVE-2022-25315)
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):
* Red Hat Virtualization Host was rebased on Red Hat Enterprise Linux 8.5.0.3. (BZ#2048407)
* Rebase package(s) to version: libvirt-7.6.0-6.1.module+el8.5.0+14474+b3410d40 Highlights and important bug fixes: consume libvirt fix for failure to connect socket to '/run/libvirt/virtlogd-sock' - possibly caused by too many open files from libvirtd. (BZ#2057048)

Topics%20covered

Topics Covered

security advisory Red Hat code execution security impact important update virtualization host

References

https://access.redhat.com/security/cve/CVE-2022-25235 https://access.redhat.com/security/cve/CVE-2022-25236 https://access.redhat.com/security/cve/CVE-2022-25315 https://access.redhat.com/security/updates/classification#important

Package List

Red Hat Virtualization 4 Hypervisor for RHEL 8:
Source: elfutils-0.185-1.el8.src.rpm redhat-virtualization-host-4.4.10-202203211649_8.5.src.rpm
x86_64: elfutils-debuginfo-0.185-1.el8.x86_64.rpm elfutils-debuginfod-client-0.185-1.el8.x86_64.rpm elfutils-debuginfod-client-debuginfo-0.185-1.el8.x86_64.rpm elfutils-debuginfod-debuginfo-0.185-1.el8.x86_64.rpm elfutils-debugsource-0.185-1.el8.x86_64.rpm elfutils-devel-0.185-1.el8.x86_64.rpm elfutils-libelf-debuginfo-0.185-1.el8.x86_64.rpm elfutils-libs-debuginfo-0.185-1.el8.x86_64.rpm redhat-virtualization-host-image-update-4.4.10-202203211649_8.5.x86_64.rpm
RHEL 8-based RHEV-H for RHEV 4 (build requirements):
Source: redhat-release-virtualization-host-4.4.10-3.el8ev.src.rpm
noarch: redhat-virtualization-host-image-update-placeholder-4.4.10-3.el8ev.noarch.rpm
x86_64: redhat-release-virtualization-host-4.4.10-3.el8ev.x86_64.rpm redhat-release-virtualization-host-content-4.4.10-3.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


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2022:1053-01
Product: Red Hat Virtualization
Advisory URL: https://access.redhat.com/errata/RHSA-2022:1053
Issue date: 2022-03-24

Topic

An update for redhat-release-virtualization-host andredhat-virtualization-host is now available for Red Hat Virtualization 4for Red Hat Enterprise Linux 8.Red Hat Product Security has rated this update as having a security impactof Important. A Common Vulnerability Scoring System (CVSS) base score,which gives a detailed severity rating, is available for each vulnerabilityfrom the CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory Red Hat code execution security impact important update virtualization host

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

Bugs Fixed

2034626 - Upgrade elfutils to elfutils-0.185-1.el8

2048407 - Rebase RHV-H 4.4.10 on RHEL 8.5.0.3

2056363 - CVE-2022-25315 expat: Integer overflow in storeRawNames()

2056366 - CVE-2022-25235 expat: Malformed 2- and 3-byte UTF-8 sequences can lead to arbitrary code execution

2056370 - CVE-2022-25236 expat: Namespace-separator characters in "xmlns[:prefix]" attribute values can lead to arbitrary code execution

2057048 - consume libvirt fix for: Failed to connect socket to '/run/libvirt/virtlogd-sock' - possibly caused by Too many open files from libvirtd

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