USN-2001-1: Swift vulnerability

Ubuntu Security Notice USN-2001-1

23rd October, 2013

swift vulnerability

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

  • Ubuntu 13.04
  • Ubuntu 12.10
  • Ubuntu 12.04 LTS

Summary

Swift could cause the system to crash if it received specially crafted requests over the network.

Software description

  • swift - OpenStack distributed virtual object store

Details

Peter Portante discovered that Swift did not properly handle requests with
old X-Timestamp values. An authenticated attacker could exploit this to
cause a denial of service via disk consumption.

Update instructions

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

Ubuntu 13.04:
python-swift 1.8.0-0ubuntu1.3
Ubuntu 12.10:
python-swift 1.7.4-0ubuntu2.3
Ubuntu 12.04 LTS:
python-swift 1.4.8-0ubuntu2.3

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

CVE-2013-4155