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Ubuntu 12.04 LTS USN-1715-1 High: Keystone Disk Exhaustion Risk

ubuntu
Calendar Grey February 5, 2013
Scroller Ubuntu
Critical flaw in Keystone might lead to system resource depletion on Ubuntu servers. Immediate patch needed for fix.
Keystone could be made to fill server disks with error messages.

Summary

Keystone could be made to fill server disks with error messages.

Software Description:

- keystone: OpenStack identity service

Details:

Dan Prince discovered that Keystone did not properly perform input

validation when handling certain error conditions. An unauthenticated user

could exploit this to cause a denial of service in Keystone API servers via

disk space exhaustion.

Topics%20covered

Topics Covered

security advisory denial of service high severity software update Ubuntu keystone disk exhaustion

Update Instructions

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

Ubuntu 12.10:
  python-keystone                 2012.2.1-0ubuntu1.1

Ubuntu 12.04 LTS:
  python-keystone                 2012.1+stable~20120824-a16a0ab9-0ubuntu2.4

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

References

https://ubuntu.com/security/notices/USN-1715-1

CVE-2013-0247

=========================================================================Ubuntu Security Notice USN-1715-1

Topics%20covered

Topics Covered

security advisory denial of service high severity software update Ubuntu keystone disk exhaustion

Package Information

https://launchpad.net/ubuntu/+source/keystone/2012.2.1-0ubuntu1.1
https://launchpad.net/ubuntu/+source/keystone/2012.1+stable~20120824-a16a0ab9-0ubuntu2.4

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