curl would incorrectly re-use credentials.
Isaac Boukris discovered that curl could incorrectly re-use NTLM proxy credentials when subsequently connecting to the same host.
27 January 2016
A security issue affects these releases of Ubuntu and its derivatives:
curl would incorrectly re-use credentials.
Isaac Boukris discovered that curl could incorrectly re-use NTLM proxy credentials when subsequently connecting to the same host.
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.