==========================================================================
Ubuntu Security Notice USN-2915-2
March 07, 2016
python-django regression
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
– Ubuntu 15.10
– Ubuntu 14.04 LTS
Summary:
USN-2915-1 introduced a regression in Django.
Software Description:
– python-django: High-level Python web development framework
Details:
USN-2915-1 fixed vulnerabilities in Django. The upstream fix for
CVE-2016-2512 introduced a regression for certain applications. This update
fixes the problem.
Original advisory details:
Mark Striemer discovered that Django incorrectly handled user-supplied
redirect URLs containing basic authentication credentials. A remote
attacker could possibly use this issue to perform a cross-site scripting
attack or a malicious redirect. (CVE-2016-2512)
Sjoerd Job Postmus discovered that Django incorrectly handled timing when
doing password hashing operations. A remote attacker could possibly use
this issue to perform user enumeration. (CVE-2016-2513)
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 15.10:
python-django 1.7.9-1ubuntu5.3
python3-django 1.7.9-1ubuntu5.3
Ubuntu 14.04 LTS:
python-django 1.6.1-2ubuntu0.13
In general, a standard system update will make all the necessary changes.
References:
http://www.ubuntu.com/usn/usn-2915-2
http://www.ubuntu.com/usn/usn-2915-1
https://launchpad.net/bugs/1553251
Package Information:
https://launchpad.net/ubuntu/+source/python-django/1.7.9-1ubuntu5.3
https://launchpad.net/ubuntu/+source/python-django/1.6.1-2ubuntu0.13
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