USN-855-1: libhtml-parser-perl vulnerability

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


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:

In general, a standard system upgrade is sufficient to effect the
necessary changes.