USN-5835-4: Cinder vulnerability
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Ubuntu Security Notice USN-5835-4
February 09, 2023
cinder vulnerability
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A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 20.04 LTS
- Ubuntu 18.04 LTS
Summary:
Cinder could be made to expose sensitive information.
Software Description:
- cinder: OpenStack storage service
Details:
USN-5835-1 fixed vulnerabilities in Cinder. This update provides the
corresponding updates for Ubuntu 18.04 LTS. In addition, a regression was
fixed for Ubuntu 20.04 LTS.
Original advisory details:
Guillaume Espanel, Pierre Libeau, Arnaud Morin, and Damien Rannou
discovered that Cinder incorrectly handled VMDK image processing. An
authenticated attacker could possibly supply a specially crafted VMDK flat
image and obtain arbitrary files from the server containing sensitive
information.
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 20.04 LTS:
python3-cinder 2:16.4.2-0ubuntu2.2
Ubuntu 18.04 LTS:
python-cinder 2:12.0.10-0ubuntu2.2
After a standard system update you need to restart Cinder to make all the
References:
https://ubuntu.com/security/notices/USN-5835-4
https://ubuntu.com/security/notices/USN-5835-1
CVE-2022-47951
Package Information:
https://launchpad.net/ubuntu/+source/cinder/2:16.4.2-0ubuntu2.2
https://launchpad.net/ubuntu/+source/cinder/2:12.0.10-0ubuntu2.2
A Cinder security update has been released for Ubuntu Linux 18.04 LTS and 20.04 LTS.
