Ubuntu Security Notice USN-855-1
5th November, 2009
libhtml-parser-perl vulnerability
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 9.10
- Ubuntu 9.04
- Ubuntu 8.10
- Ubuntu 8.04 LTS
- Ubuntu 6.06 LTS
Software description
- libhtml-parser-perl
Details
Mark Martinec discovered that HTML::Parser incorrectly handled strings
with incomplete entities. An attacker could send specially crafted input to
applications that use HTML::Parser and cause a denial of service.
Update instructions
The problem can be corrected by updating your system to the following package version:
- Ubuntu 9.10:
- libhtml-parser-perl 3.61-1ubuntu0.1
- Ubuntu 9.04:
- libhtml-parser-perl 3.59-1ubuntu1.1
- Ubuntu 8.10:
- libhtml-parser-perl 3.56-1ubuntu2.1
- Ubuntu 8.04 LTS:
- libhtml-parser-perl 3.56-1ubuntu0.1
- Ubuntu 6.06 LTS:
- libhtml-parser-perl 3.48-1ubuntu0.1
To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.
In general, a standard system upgrade is sufficient to effect the
necessary changes.