CVE-2018-1064: High severity Debian Debian Linux vulnerability

Published Mar 1, 2018
·
Updated

An incomplete fix for CVE-2018-5748 that affects QEMU monitor leading to a resource exhaustion but now also triggered via QEMU guest agent.

Upstream patch:

https://libvirt.org/git/?p=libvirt.git;a=commit;h=fbf31e1a4cd19d6f6e33e0937a009775cd7d9513

Other sources

libvirt version before 4.2.0-rc1 is vulnerable to a resource exhaustion as a result of an incomplete fix for CVE-2018-5748 that affects QEMU monitor but now also triggered via QEMU guest agent.

Launchpad

Affected Software

6 affected componentsFixes available
redhat/libvirt<4.2.0
4.2.0
Debian Debian Linux=7.0
Debian Debian Linux=8.0
Debian Debian Linux=9.0
redhat libvirt<=4.1.0
debian/libvirt
7.0.0-3+deb11u37.0.0-3+deb11u49.0.0-4+deb12u211.3.0-3+deb13u212.6.0-1

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade redhat/libvirt to a version that resolves this vulnerability.

    Fixed in 4.2.0
  2. Upgrade

    Upgrade debian/libvirt to a version that resolves this vulnerability.

    Fixed in 7.0.0-3+deb11u3Fixed in 7.0.0-3+deb11u4Fixed in 9.0.0-4+deb12u2Fixed in 11.3.0-3+deb13u2Fixed in 12.6.0-1
  3. Upgrade

    Upgrade libvirt to a version that resolves this vulnerability.

    Fixed in 4.2.0-rc1

Event History

Mar 28, 2018
CVE Published
via MITRE·06:00 PM
Data Sourced
via MITRE·06:00 PM
DescriptionWeakness
Data Sourced
via NVD·06:29 PM
RemedyDescriptionSeverityWeaknessAffected Software
Aug 26, 2025
Data Sourced
via Ubuntu·04:26 AM
RemedyDescriptionSeverityAffected Software
Sep 23, 2025
Data Sourced
via Launchpad·04:32 AM
Description
Aug 11, 2026
Data Sourced
via Debian·11:49 AM
DescriptionAffected Software

Frequently Asked Questions

1

What is CVE-2018-1064?

CVE-2018-1064 is a vulnerability in libvirt version before 4.2.0-rc1 that can result in resource exhaustion due to an incomplete fix for CVE-2018-5748.

2

What is the severity of CVE-2018-1064?

CVE-2018-1064 has a low severity rating.

3

How does CVE-2018-1064 affect libvirt?

CVE-2018-1064 affects libvirt versions before 4.2.0-rc1 and can be triggered via the QEMU guest agent.

4

What is the recommended version of libvirt to avoid CVE-2018-1064?

To avoid CVE-2018-1064, it is recommended to use libvirt version 4.2.0-rc1 or later.

5

Where can I find more information about CVE-2018-1064?

You can find more information about CVE-2018-1064 at the following references: [1] [2] [3].

Contact

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