Havoc Pennington discovered that the D-Bus daemon did not correctly validate certain security policies. If a local user sent a specially crafted D-Bus request, they could bypass security policies that had a “send_interface” defined. (CVE-2008-0595)
It was discovered that the D-Bus library did not correctly validate certain corrupted signatures. If a local user sent a specially crafted D-Bus request, they could crash applications linked against the D-Bus library, leading to a denial of service. (CVE-2008-3834)
14 October 2008
A security issue affects these releases of Ubuntu and its derivatives:
Havoc Pennington discovered that the D-Bus daemon did not correctly validate certain security policies. If a local user sent a specially crafted D-Bus request, they could bypass security policies that had a “send_interface” defined. (CVE-2008-0595)
It was discovered that the D-Bus library did not correctly validate certain corrupted signatures. If a local user sent a specially crafted D-Bus request, they could crash applications linked against the D-Bus library, leading to a denial of service. (CVE-2008-3834)
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 reboot your computer to effect the necessary changes.