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Red Hat Advanced Virtualization 8.4 Security Update: Moderate Threat

red hat
Calendar Grey March 21, 2022
Dist Redhat Esm H88
Incremental security enhancement for virt:av and virt-devel:av components to improve support for Red Hat's Advanced Virtualization version 8.4.
An update for the virt:av and virt-devel:av modules is now available for Red Hat Enterprise Linux Advanced Virtualization 8.4 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

The Advanced Virtualization module provides the user-space component for running virtual machines that use KVM in environments managed by Red Hat products.
Security Fixes:
* QEMU: virtiofsd: potential privilege escalation via CVE-2018-13405 (CVE-2022-0358)
* libnbd: nbdcopy: missing error handling may create corrupted destination image (CVE-2022-0485)
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:
* KVM Fedora 35 guest x86 programs randomly crash in signal handler [rhel-av-8.4z] (BZ#2043121)

Topics%20covered

Topics Covered

security advisory moderate security update red hat bug fix kvm advanced virtualization

References

https://access.redhat.com/security/cve/CVE-2022-0358 https://access.redhat.com/security/cve/CVE-2022-0485 https://access.redhat.com/security/updates/classification#moderate

Package List

Advanced Virtualization for RHEL 8.4.0.EUS:
Source: SLOF-20200717-1.gite18ddad8.module+el8.4.0+8855+a9e237a9.src.rpm SLOF-20200717-1.gite18ddad8.module+el8.4.0+8855+a9e237a9.src.rpm hivex-1.3.18-21.module+el8.4.0+11609+2eba841a.src.rpm libguestfs-1.44.0-2.module+el8.4.0+10146+75917d2f.src.rpm libguestfs-winsupport-8.2-2.module+el8.4.0+12717+0b0da9ad.src.rpm libiscsi-1.18.0-8.module+el8.4.0+8855+a9e237a9.src.rpm libnbd-1.6.0-5.module+el8.4.0+14155+dec4a5c7.src.rpm libtpms-0.7.4-4.20201106git2452a24dab.module+el8.4.0+10596+32ba7df3.src.rpm libvirt-7.0.0-14.6.module+el8.4.0+13801+378af433.src.rpm libvirt-dbus-1.3.0-2.module+el8.4.0+8855+a9e237a9.src.rpm libvirt-python-7.0.0-1.module+el8.4.0+9469+2eaf72bc.src.rpm nbdkit-1.24.0-1.module+el8.4.0+9341+96cf2672.src.rpm netcf-0.2.8-12.module+el8.4.0+8855+a9e237a9.src.rpm perl-Sys-Virt-7.0.0-1.module+el8.4.0+9469+2eaf72bc.src.rpm python-pyvmomi-6.7.1-7.module+el8.4.0+8855+a9e237a9.src.rpm qemu-kvm-5.2.0-16.module+el8.4.0+14193+48a3f5f5.15.src.rpm seabios-1.14.0-1.module+el8.4.0+8855+a9e237a9.src.rpm seabios-1.14.0-1.module+el8.4.0+8855+a9e237a9.src.rpm sgabios-0.20170427git-3.module+el8.4.0+8855+a9e237a9.src.rpm sgabios-0.20170427git-3.module+el8.4.0+8855+a9e237a9.src.rpm supermin-5.2.1-1.module+el8.4.0+9751+d56db353.src.rpm

Read the Full Advisory


Advisory ID: RHSA-2022:0971-01
Product: Advanced Virtualization
Advisory URL: Issue date: 2022-03-21

Topic

An update for the virt:av and virt-devel:av modules is now available forRed Hat Enterprise Linux Advanced Virtualization 8.4 Extended UpdateSupport.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 moderate security update red hat bug fix kvm advanced virtualization

Relevant Releases Architectures

Advanced Virtualization for RHEL 8.4.0.EUS - aarch64, noarch, ppc64le, s390x, x86_64

Bugs Fixed

2043121 - KVM Fedora 35 guest x86 programs randomly crash in signal handler [rhel-av-8.4z]

2044863 - CVE-2022-0358 QEMU: virtiofsd: potential privilege escalation via CVE-2018-13405

2050324 - CVE-2022-0485 libnbd: nbdcopy: missing error handling may create corrupted destination image

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