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Ubuntu Security Notice USN-2539-1
March 23, 2015

python-django vulnerabilities

A security issue affects these releases of Ubuntu and its derivatives:

• Ubuntu 14.10
• Ubuntu 14.04 LTS
• Ubuntu 12.04 LTS
• Ubuntu 10.04 LTS

Summary:

Several security issues were fixed in Django.

Software Description:

• python-django: High-level Python web development framework

Details:

Andrey Babak discovered that Django incorrectly handled strip_tags. A
remote attacker could possibly use this issue to cause Django to enter an
infinite loop, resulting in a denial of service. This issue only affected
Ubuntu 14.04 LTS and Ubuntu 14.10. (CVE-2015-2316)

Daniel Chatfield discovered that Django incorrectly handled user-supplied
redirect URLs. A remote attacker could possibly use this issue to perform a
cross-site scripting attack. (CVE-2015-2317)

Update instructions:

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

Ubuntu 14.10:
python-django 1.6.6-1ubuntu2.2
python3-django 1.6.6-1ubuntu2.2

Ubuntu 14.04 LTS:
python-django 1.6.1-2ubuntu0.8

Ubuntu 12.04 LTS:
python-django 1.3.1-4ubuntu1.16

Ubuntu 10.04 LTS:
python-django 1.1.1-2ubuntu1.17

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

References:
http://www.ubuntu.com/usn/usn-2539-1
CVE-2015-2316, CVE-2015-2317

Package Information:
https://launchpad.net/ubuntu/+source/python-django/1.6.6-1ubuntu2.2
https://launchpad.net/ubuntu/+source/python-django/1.6.1-2ubuntu0.8
https://launchpad.net/ubuntu/+source/python-django/1.3.1-4ubuntu1.16
https://launchpad.net/ubuntu/+source/python-django/1.1.1-2ubuntu1.17

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