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RedHat Enterprise Linux 8.6 Moderate Advisory: Security Fix for virt:rhel

red hat
Calendar Grey January 24, 2023
Dist Redhat Esm H88
A recent upgrade for CentOS addresses a minor security concern affecting virt:centos and virt-devel:centos. Verify for resolutions!
An update for the virt:rhel and virt-devel:rhel modules is now available for Red Hat Enterprise Linux 8.6 Extended Update Support

Solution

For details on how to apply this update, which includes the changes described in this advisory, refer to:

https://access.redhat.com/articles/11258

Summary

Kernel-based Virtual Machine (KVM) offers a full virtualization solution for Linux on numerous hardware platforms. The virt:rhel module contains packages which provide user-space components used to run virtual machines using KVM. The packages also provide APIs for managing and interacting with the virtualized systems.
Security Fix(es):
* QEMU: QXL: qxl_phys2virt unsafe address translation can lead to out-of-bounds read (CVE-2022-4144)
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):
* VMs hung on vnc_clipboard_send (BZ#2148505)
* qemuAgentGetDisks cannot parse response from a guest agent running in Windows VM (BZ#2152080)
* VMs requiring vTPM fails to create (BZ#2154413)
* Bad permissions for files shipped by libvirt-client (BZ#2157092)

Topics%20covered

Topics Covered

security advisory Red Hat bug fix moderate impact virtualization KVM virt:rhel

References

https://access.redhat.com/security/cve/CVE-2022-4144 https://access.redhat.com/security/updates/classification/#moderate

Package List

Red Hat Enterprise Linux AppStream EUS (v.8.6):
Source: SLOF-20210217-1.module+el8.6.0+14480+c0a3aa0f.src.rpm hivex-1.3.18-23.module+el8.6.0+14480+c0a3aa0f.src.rpm libguestfs-1.44.0-5.module+el8.6.0+14480+c0a3aa0f.src.rpm libguestfs-winsupport-8.6-1.module+el8.6.0+14480+c0a3aa0f.src.rpm libiscsi-1.18.0-8.module+el8.6.0+14480+c0a3aa0f.src.rpm libnbd-1.6.0-5.module+el8.6.0+14480+c0a3aa0f.src.rpm libtpms-0.9.1-0.20211126git1ff6fe1f43.module+el8.6.0+14480+c0a3aa0f.src.rpm libvirt-8.0.0-5.6.module+el8.6.0+17751+d6559882.src.rpm libvirt-dbus-1.3.0-2.module+el8.6.0+14480+c0a3aa0f.src.rpm libvirt-python-8.0.0-1.1.module+el8.6.0+16381+3abc475c.src.rpm nbdkit-1.24.0-4.module+el8.6.0+14480+c0a3aa0f.src.rpm netcf-0.2.8-12.module+el8.6.0+14480+c0a3aa0f.src.rpm perl-Sys-Virt-8.0.0-1.module+el8.6.0+14480+c0a3aa0f.src.rpm qemu-kvm-6.2.0-11.module+el8.6.0+17576+33ee06a8.7.src.rpm seabios-1.15.0-2.module+el8.6.0+14757+c25ee005.src.rpm sgabios-0.20170427git-3.module+el8.6.0+14480+c0a3aa0f.src.rpm supermin-5.2.1-1.module+el8.6.0+14480+c0a3aa0f.src.rpm swtpm-0.7.0-3.20211109gitb79fd91.module+el8.6.0+16156+d5629340.src.rpm virt-v2v-1.42.0-19.module+el8.6.0+15577+2ffd6ffa.src.rpm
aarch64: hivex-1.3.18-23.module+el8.6.0+14480+c0a3aa0f.aarch64.rpm

Read the Full Advisory


Severity
important
Lowest
Low
Medium
High
Critical

Advisory ID: RHSA-2023:0432-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2023:0432
Issue date: 2023-01-24

Topic

An update for the virt:rhel and virt-devel:rhel modules is now availablefor Red Hat Enterprise Linux 8.6 Extended Update Support.Red Hat Product Security has rated this update as having a security impactof Moderate. A Common Vulnerability Scoring System (CVSS) base score, whichgives a detailed severity rating, is available for each vulnerability fromthe CVE link(s) in the References section.

Topics%20covered

Topics Covered

security advisory Red Hat bug fix moderate impact virtualization KVM virt:rhel

Relevant Releases Architectures

Red Hat CodeReady Linux Builder EUS (v.8.6) - aarch64, ppc64le, s390x, x86_64

Red Hat Enterprise Linux AppStream EUS (v.8.6) - aarch64, noarch, ppc64le, s390x, x86_64

Bugs Fixed

2148506 - CVE-2022-4144 QEMU: QXL: qxl_phys2virt unsafe address translation can lead to out-of-bounds read

2152080 - qemuAgentGetDisks cannot parse response from a guest agent running in Windows VM [rhel-8.6.0.z]

2154413 - VMs requiring vTPM fails to create [rhel-8.6.0.z]

2157092 - Bad permissions for files shipped by libvirt-client [rhel-8.6.0.z]

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