USN-4021-1: libvirt vulnerabilities

Publication date

19 June 2019

Overview

Several security issues were fixed in libvirt.


Packages

  • libvirt - Libvirt virtualization toolkit

Details

Daniel P. Berrangé discovered that libvirt incorrectly handled socket
permissions. A local attacker could possibly use this issue to access
libvirt. (CVE-2019-10132)

It was discovered that libvirt incorrectly performed certain permission
checks. A remote attacker could possibly use this issue to access the
guest agent and cause a denial of service. This issue only affected Ubuntu
19.04. (CVE-2019-3886)

Daniel P. Berrangé discovered that libvirt incorrectly handled socket
permissions. A local attacker could possibly use this issue to access
libvirt. (CVE-2019-10132)

It was discovered that libvirt incorrectly performed certain permission
checks. A remote attacker could possibly use this issue to access the
guest agent and cause a denial of service. This issue only affected Ubuntu
19.04. (CVE-2019-3886)

Update instructions

After a standard system update you need to reboot your computer to make all the necessary changes.

Learn more about how to get the fixes.

The problem can be corrected by updating your system to the following package versions:


Reduce your security exposure

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