[USN-1984-1] Python 3.2 vulnerabilities
marc.deslauriers at canonical.com
Tue Oct 1 15:25:26 UTC 2013
Ubuntu Security Notice USN-1984-1
October 01, 2013
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 12.10
- Ubuntu 12.04 LTS
Several security issues were fixed in Python.
- python3.2: An interactive high-level object-oriented language
Florian Weimer discovered that Python incorrectly handled matching multiple
wildcards in ssl certificate hostnames. An attacker could exploit this to
cause Python to consume resources, resulting in a denial of service.
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 man in the middle attack to view sensitive
information or alter encrypted communications. (CVE-2013-4238)
The problem can be corrected by updating your system to the following
Ubuntu 12.04 LTS:
In general, a standard system update will make all the necessary changes.
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