LibreOffice could be made to crash or run programs as your login if it opened a specially crafted file.
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.
13 August 2012
A security issue affects these releases of Ubuntu and its derivatives:
LibreOffice could be made to crash or run programs as your login if it opened a specially crafted file.
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.
The problem can be corrected by updating your system to the following package versions:
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.
Vulmon