USN-2438-1 nvidia-graphics-drivers-304, nvidia-graphics-drivers-304-updates, nvidia-graphics-drivers-331, nvidia-graphics-drivers-331-updates vulnerabilities

It was discovered that the NVIDIA graphics drivers incorrectly handled GLX indirect rendering support. An attacker able to connect to an X server, either locally or remotely, could use these issues to cause the X server to crash or execute arbitrary code resulting in possible privilege escalation...