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Red Hat Enterprise Linux 7: RHSA-2021:2322-01 Moderate: QEMU-KVM OOB Access

red hat
Calendar Grey June 8, 2021
Dist Redhat Esm H88
An important security patch for qemu-kvm in Red Hat Enterprise Linux addresses critical vulnerabilities. Protect your infrastructure promptly.
An update for qemu-kvm is now available for Red Hat Enterprise Linux 7

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

After installing this update, shut down all running virtual machines. Once all virtual machines have shut down, start them again for this update to take effect.

Summary

Kernel-based Virtual Machine (KVM) is a full virtualization solution for Linux on a variety of architectures. The qemu-kvm packages provide the user-space component for running virtual machines that use KVM.
Security Fix(es):
* QEMU: ide: atapi: OOB access while processing read commands (CVE-2020-29443)
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.

Topics%20covered

Topics Covered

security advisory moderate security update red hat qemu-kvm kernel-based virtualization oob access

References

https://access.redhat.com/security/cve/CVE-2020-29443 https://access.redhat.com/security/updates/classification/#moderate

Package List

Red Hat Enterprise Linux Client (v. 7):
Source: qemu-kvm-1.5.3-175.el7_9.4.src.rpm
x86_64: qemu-img-1.5.3-175.el7_9.4.x86_64.rpm qemu-kvm-1.5.3-175.el7_9.4.x86_64.rpm qemu-kvm-common-1.5.3-175.el7_9.4.x86_64.rpm qemu-kvm-debuginfo-1.5.3-175.el7_9.4.x86_64.rpm qemu-kvm-tools-1.5.3-175.el7_9.4.x86_64.rpm
Red Hat Enterprise Linux ComputeNode Optional (v. 7):
Source: qemu-kvm-1.5.3-175.el7_9.4.src.rpm
x86_64: qemu-img-1.5.3-175.el7_9.4.x86_64.rpm qemu-kvm-1.5.3-175.el7_9.4.x86_64.rpm qemu-kvm-common-1.5.3-175.el7_9.4.x86_64.rpm qemu-kvm-debuginfo-1.5.3-175.el7_9.4.x86_64.rpm qemu-kvm-tools-1.5.3-175.el7_9.4.x86_64.rpm
Red Hat Enterprise Linux Server (v. 7):
Source: qemu-kvm-1.5.3-175.el7_9.4.src.rpm
x86_64: qemu-img-1.5.3-175.el7_9.4.x86_64.rpm qemu-kvm-1.5.3-175.el7_9.4.x86_64.rpm qemu-kvm-common-1.5.3-175.el7_9.4.x86_64.rpm qemu-kvm-debuginfo-1.5.3-175.el7_9.4.x86_64.rpm qemu-kvm-tools-1.5.3-175.el7_9.4.x86_64.rpm
Red Hat Enterprise Linux Workstation (v. 7):
Source: qemu-kvm-1.5.3-175.el7_9.4.src.rpm
x86_64: qemu-img-1.5.3-175.el7_9.4.x86_64.rpm qemu-kvm-1.5.3-175.el7_9.4.x86_64.rpm qemu-kvm-common-1.5.3-175.el7_9.4.x86_64.rpm qemu-kvm-debuginfo-1.5.3-175.el7_9.4.x86_64.rpm qemu-kvm-tools-1.5.3-175.el7_9.4.x86_64.rpm
These packages are GPG signed by Red Hat for security. Our key and

Read the Full Advisory


Advisory ID: RHSA-2021:2322-01
Product: Red Hat Enterprise Linux
Advisory URL: https://access.redhat.com/errata/RHSA-2021:2322
Issue date: 2021-06-08

Topic

An update for qemu-kvm is now available for Red Hat Enterprise Linux 7.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 qemu-kvm kernel-based virtualization oob access

Relevant Releases Architectures

Red Hat Enterprise Linux Client (v. 7) - x86_64

Red Hat Enterprise Linux ComputeNode Optional (v. 7) - x86_64

Red Hat Enterprise Linux Server (v. 7) - x86_64

Red Hat Enterprise Linux Workstation (v. 7) - x86_64

Bugs Fixed

1917446 - CVE-2020-29443 QEMU: ide: atapi: OOB access while processing read commands

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