On April 10, Canonical published in a security notice details about an NVIDIA graphics drivers vulnerability for its Ubuntu 12.10 and Ubuntu 12.04 LTS operating systems.According to Canonical, NVIDIA graphics drivers could be made to run programs as an administrator.
It was discovered that the NVIDIA graphics drivers incorrectly handled large ARGB cursors. A local attacker could have used this issue to gain root privileges.
The NVIDIA graphics drivers have been updated to 304.88. Besides this, the security fix, the new drivers contain bug fixes and new features.
The security flaws can be fixed if you upgrade your system(s) to the latest nvidia-settings, nvidia-settings-updates, nvidia-current-updates, and nvidia-current package, specific to each operating system. To apply the update, run the Update Manager application.
In general, a standard system update will make all the necessary changes. A system restart will be necessary to implement the changes.