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Sicherheit: Denial of Service in feedparser
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Name: Denial of Service in feedparser
ID: USN-1449-1
Distribution: Ubuntu
Plattformen: Ubuntu 12.04 LTS
Datum: Di, 22. Mai 2012, 22:40
Referenzen: http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-2921

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==========================================================================
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:
http://www.ubuntu.com/usn/usn-1449-1
CVE-2012-2921

Package Information:
https://launchpad.net/ubuntu/+source/feedparser/5.1-0ubuntu3.1



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