Several security issues were fixed in Inkscape.
It was discoverd that Inkscape incorrectly handled XML external entities in SVG files. If a user were tricked into opening a specially-crafted SVG file, Inkscape could possibly include external files in drawings, resulting in information disclosure. (CVE-2012-5656)
30 January 2013
A security issue affects these releases of Ubuntu and its derivatives:
Several security issues were fixed in Inkscape.
It was discoverd that Inkscape incorrectly handled XML external entities in SVG files. If a user were tricked into opening a specially-crafted SVG file, Inkscape could possibly include external files in drawings, resulting in information disclosure. (CVE-2012-5656)
It was discovered that Inkscape attempted to open certain files from the /tmp directory instead of the current directory. A local attacker could trick a user into opening a different file than the one that was intended. This issue only applied to Ubuntu 11.10, Ubuntu 12.04 LTS and Ubuntu 12.10. (CVE-2012-6076)
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.
In general, a standard system update will make all the necessary changes.