Ubuntu: 1626-2: Glance vulnerability
Posted by Benjamin D. Thomas   
Ubuntu Glance could be made to delete arbitrary images.
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Ubuntu Security Notice USN-1626-2
November 09, 2012

glance vulnerability
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A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 12.10

Summary:

Glance could be made to delete arbitrary images.

Software Description:
- glance: OpenStack Image Registry and Delivery Service

Details:

USN-1626-1 fixed vulnerabilities in the v1 API of Glance. This update
provides the corresponding updates for the v2 API.

Original advisory details:

 Gabe Westmaas discovered that Glance did not always properly enforce access
 controls when deleting images. An authenticated user could delete arbitrary
 images by using the v1 API under certain circumstances.

Update instructions:

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

Ubuntu 12.10:
  python-glance                   2012.2-0ubuntu2.3

In general, a standard system update will make all the necessary changes.

References:
  http://www.ubuntu.com/usn/usn-1626-2
  http://www.ubuntu.com/usn/usn-1626-1
  CVE-2012-4573

Package Information:
  https://launchpad.net/ubuntu/+source/glance/2012.2-0ubuntu2.3