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USN-1982-1: Python 2.6 vulnerability

1 October 2013

Fraudulent security certificates could allow sensitive information to be exposed when accessing the Internet.



  • python2.6 - An interactive high-level object-oriented language


Ryan Sleevi discovered that Python did not properly handle certificates
with NULL characters in the Subject Alternative Name field. An attacker
could exploit this to perform a machine-in-the-middle attack to view sensitive
information or alter encrypted communications.

Update instructions

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

Ubuntu 10.04

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


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