Advisory Published

USN-5835-2: OpenStack Glance vulnerability

First published: Tue Jan 31 2023(Updated: )

Guillaume Espanel, Pierre Libeau, Arnaud Morin, and Damien Rannou discovered that OpenStack Glance 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.

Affected SoftwareAffected VersionHow to fix
All of
ubuntu/glance-common<2:25.0.0-0ubuntu1.1
2:25.0.0-0ubuntu1.1
Ubuntu=22.10
All of
ubuntu/glance-common<2:24.1.0-0ubuntu1.1
2:24.1.0-0ubuntu1.1
Ubuntu=22.04
All of
ubuntu/glance-common<2:20.2.0-0ubuntu1.1
2:20.2.0-0ubuntu1.1
Ubuntu=20.04

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Child vulnerabilities

(Contains the following vulnerabilities)

Frequently Asked Questions

  • What is the severity of USN-5835-2?

    The severity of USN-5835-2 is considered high due to its potential for unauthorized access to files.

  • How do I fix USN-5835-2?

    To fix USN-5835-2, update the glance-common package to the latest version compatible with your Ubuntu release.

  • What products are affected by USN-5835-2?

    The affected products by USN-5835-2 are various versions of Ubuntu that include the glance-common package.

  • Who discovered the vulnerability related to USN-5835-2?

    The vulnerability related to USN-5835-2 was discovered by Guillaume Espanel, Pierre Libeau, Arnaud Morin, and Damien Rannou.

  • What type of attack does USN-5835-2 protect against?

    USN-5835-2 protects against attacks where an authenticated user could exploit VMDK image processing to access arbitrary files.

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