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Ubuntu Security Notice USN-2720-1
August 18, 2015

python-django vulnerability
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A security issue affects these releases of Ubuntu and its derivatives:

– Ubuntu 15.04
– Ubuntu 14.04 LTS
– Ubuntu 12.04 LTS

Summary:

Django could be made to crash if it received specially crafted network
traffic.

Software Description:
– python-django: High-level Python web development framework (Python 2 version)

Details:

Lin Hua Cheng discovered that Django incorrectly handled the session store.
A remote attacker could use this issue to cause the session store to fill
up, resulting in a denial of service.

Update instructions:

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

Ubuntu 15.04:
python-django 1.7.6-1ubuntu2.2
python3-django 1.7.6-1ubuntu2.2

Ubuntu 14.04 LTS:
python-django 1.6.1-2ubuntu0.10

Ubuntu 12.04 LTS:
python-django 1.3.1-4ubuntu1.18

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

References:
http://www.ubuntu.com/usn/usn-2720-1
CVE-2015-5963, CVE-2015-5964

Package Information:
https://launchpad.net/ubuntu/+source/python-django/1.7.6-1ubuntu2.2
https://launchpad.net/ubuntu/+source/python-django/1.6.1-2ubuntu0.10
https://launchpad.net/ubuntu/+source/python-django/1.3.1-4ubuntu1.18

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