USN-1465-2: Ubuntu One storage protocol update

Releases

• Ubuntu 12.04
• Ubuntu 11.10
• Ubuntu 11.04
• Ubuntu 10.04

Packages

• ubuntuone-storage-protocol - Python library for Ubuntu One file storage and sharing service

Details

USN-1465-1 fixed a vulnerability in the Ubuntu One Client. This update adds
a required fix to the Ubuntu One storage protocol library.

Original advisory details:

It was discovered that the Ubuntu One Client incorrectly validated server
certificates when using HTTPS connections. If a remote attacker were able
to perform a machine-in-the-middle attack, this flaw could be exploited to
alter or compromise confidential information.

Update instructions

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

Ubuntu 12.04

• python-ubuntuone-storageprotocol - 3.0.0-0ubuntu1.1

Ubuntu 11.10

• python-ubuntuone-storageprotocol - 2.0.1-0ubuntu1.1

Ubuntu 11.04

• python-ubuntuone-storageprotocol - 1.6.1-0ubuntu1.2

Ubuntu 10.04

• python-ubuntuone-storageprotocol - 1.2.0-0ubuntu1.1

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

References

• CVE-2011-4409

Related notices

• USN-1465-3: ubuntuone-client, python-ubuntuone-client
• USN-1465-1: ubuntuone-client, python-ubuntuone-client