=========================================================================Ubuntu Security Notice USN-1449-1
May 22, 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
In general, a standard system update will make all the necessary changes.
References:
https://ubuntu.com/security/notices/USN-1449-1
CVE-2012-2921
Package Information:
https://launchpad.net/ubuntu/+source/feedparser/5.1-0ubuntu3.1