USN-2003-1: Glance vulnerability

23 October 2013

glance vulnerability

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

  • Ubuntu 13.04
  • Ubuntu 12.10

Summary

Glance could be made to expose sensitive information over the network under certain circumstances.

Software Description

  • glance - OpenStack Image Registry and Delivery Service

Details

Stuart McLaren discovered that Glance did not properly enforce the ‘download_image’ policy for cached images. An authenticated user could exploit this to obtain sensitive information in an image protected by this setting.

Update instructions

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

Ubuntu 13.04
python-glance - 1:2013.1.3-0ubuntu1.1
Ubuntu 12.10
python-glance - 2012.2.4-0ubuntu1.1

To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

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

References