USN-1449-1: feedparser vulnerability

22 May 2012

feedparser vulnerability

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

  • Ubuntu 12.04 LTS

Summary

Applications using feedparser could be made to crash if they fetched a specially crafted feed.

Software Description

  • feedparser - Universal Feed Parser for Python

Details

It was discovered that feedparser did not properly sanitize ENTITY declarations in encoded fields. A remote attacker could exploit this to cause a denial of service via memory exhaustion.

Update instructions

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

Ubuntu 12.04 LTS
python-feedparser - 5.1-0ubuntu3.1
python3-feedparser - 5.1-0ubuntu3.1

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