It was discovered that the XML HMAC signature system did not correctly check certain lengths. If an attacker sent a truncated HMAC, it could bypass authentication, leading to potential privilege escalation. (CVE-2009-0217)
Sebastian Apelt and Frank Reißner discovered that OpenOffice did not correctly import XPM and GIF images. If a user were tricked into opening a specially crafted image, an attacker could execute arbitrary code with user privileges. (CVE-2009-2949, CVE-2009-2950)
24 February 2010
A security issue affects these releases of Ubuntu and its derivatives:
It was discovered that the XML HMAC signature system did not correctly check certain lengths. If an attacker sent a truncated HMAC, it could bypass authentication, leading to potential privilege escalation. (CVE-2009-0217)
Sebastian Apelt and Frank Reißner discovered that OpenOffice did not correctly import XPM and GIF images. If a user were tricked into opening a specially crafted image, an attacker could execute arbitrary code with user privileges. (CVE-2009-2949, CVE-2009-2950)
Nicolas Joly discovered that OpenOffice did not correctly handle certain Word documents. If a user were tricked into opening a specially crafted document, an attacker could execute arbitrary code with user privileges. (CVE-2009-3301, CVE-2009-3302)
It was discovered that OpenOffice did not correctly handle certain VBA macros correctly. If a user were tricked into opening a specially crafted document, an attacker could execute arbitrary macro commands, bypassing security controls. (CVE-2010-0136)
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 upgrade you need to restart OpenOffice to effect the necessary changes.
Vulmon