USN-1536-1: LibreOffice vulnerability

13 August 2012

libreoffice vulnerability

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

  • Ubuntu 12.04 LTS
  • Ubuntu 11.10
  • Ubuntu 11.04

Summary

LibreOffice could be made to crash or run programs as your login if it opened a specially crafted file.

Software Description

  • libreoffice - Office productivity suite

Details

It was discovered that LibreOffice incorrectly handled certain encryption tags in Open Document Text (.odt) files. If a user were tricked into opening a specially crafted file, an attacker could cause LibreOffice to crash or possibly execute arbitrary code with the privileges of the user invoking the program.

Update instructions

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

Ubuntu 12.04 LTS
libreoffice-core - 1:3.5.4-0ubuntu1.1
Ubuntu 11.10
libreoffice-core - 1:3.4.4-0ubuntu1.4
Ubuntu 11.04
libreoffice-core - 1:3.3.4-0ubuntu1.4

To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

After a standard system update you need to restart LibreOffice to make all the necessary changes.

References