Ubuntu Security Notice 6884-1 - Martin Kaesberger discovered that Nova incorrectly handled QCOW2 image processing. An authenticated user could use this issue to access arbitrary files on the server, possibly exposing sensitive information.
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Ubuntu Security Notice USN-6884-1
July 08, 2024
nova vulnerability
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A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 24.04 LTS
- Ubuntu 23.10
- Ubuntu 22.04 LTS
- Ubuntu 20.04 LTS
Summary:
Nova would allow unintended access to files over the network.
Software Description:
- nova: OpenStack Compute cloud infrastructure
Details:
Martin Kaesberger discovered that Nova incorrectly handled QCOW2 image
processing. An authenticated user could use this issue to access arbitrary
files on the server, possibly exposing sensitive information.
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 24.04 LTS
nova-common 3:29.0.1-0ubuntu1.3
python3-nova 3:29.0.1-0ubuntu1.3
Ubuntu 23.10
nova-common 3:28.0.1-0ubuntu1.3
python3-nova 3:28.0.1-0ubuntu1.3
Ubuntu 22.04 LTS
nova-common 3:25.2.1-0ubuntu2.3
python3-nova 3:25.2.1-0ubuntu2.3
Ubuntu 20.04 LTS
nova-common 2:21.2.4-0ubuntu2.8
python3-nova 2:21.2.4-0ubuntu2.8
In general, a standard system update will make all the necessary changes.
References:
https://ubuntu.com/security/notices/USN-6884-1
CVE-2024-32498
Package Information:
https://launchpad.net/ubuntu/+source/nova/3:29.0.1-0ubuntu1.3
https://launchpad.net/ubuntu/+source/nova/3:28.0.1-0ubuntu1.3
https://launchpad.net/ubuntu/+source/nova/3:25.2.1-0ubuntu2.3
https://launchpad.net/ubuntu/+source/nova/2:21.2.4-0ubuntu2.8