Ubuntu Security Notice USN-2915-2
7th March, 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 version:
- Ubuntu 15.10:
-
python3-django
1.7.9-1ubuntu5.3
-
python-django
1.7.9-1ubuntu5.3
- Ubuntu 14.04 LTS:
-
python-django
1.6.1-2ubuntu0.13
To update your system, please follow these instructions:
https://wiki.ubuntu.com/Security/Upgrades.
In general, a standard system update will make all the necessary changes.