USN-2915-3: Django regression

USN-2915-3: Django regression

Ubuntu Security Notice USN-2915-3

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 by applying the complete upstream regression fix.

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

1.7.9-1ubuntu5.4
python-django

1.7.9-1ubuntu5.4
Ubuntu 14.04 LTS:
python-django

1.6.1-2ubuntu0.14

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.

References

LP: 1553251

Source: USN-2915-3: Django regression

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