Cinder could be made to crash or expose sensitive information.
Rongze Zhu discovered that the Cinder LVM driver did not zero out data when deleting snapshots. This could expose sensitive information to authenticated users when subsequent servers use the volume. (CVE-2013-4183)
23 October 2013
A security issue affects these releases of Ubuntu and its derivatives:
Cinder could be made to crash or expose sensitive information.
Rongze Zhu discovered that the Cinder LVM driver did not zero out data when deleting snapshots. This could expose sensitive information to authenticated users when subsequent servers use the volume. (CVE-2013-4183)
Grant Murphy discovered that Cinder would allow XML entity processing. A remote unauthenticated attacker could exploit this using the Cinder API to cause a denial of service via resource exhaustion. (CVE-2013-4179, CVE-2013-4202)
The problem can be corrected by updating your system to the following package versions:
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.
Vulmon