==========================================================================
Ubuntu Security Notice USN-5276-1
February 08, 2022

nvidia-graphics-drivers-450-server, nvidia-graphics-drivers-470,
nvidia-graphics-drivers-470-server, nvidia-graphics-drivers-510
vulnerabilities
==========================================================================

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 21.10
- Ubuntu 20.04 LTS
- Ubuntu 18.04 LTS

Summary:

Several security issues were fixed in NVIDIA graphics drivers.

Software Description:
- nvidia-graphics-drivers-450-server: NVIDIA Server Driver
- nvidia-graphics-drivers-470: NVIDIA binary X.Org driver
- nvidia-graphics-drivers-470-server: NVIDIA Server Driver
- nvidia-graphics-drivers-510: NVIDIA binary X.Org driver

Details:

It was discovered that the NVIDIA graphics drivers incorrectly handled
permissions in the kernel mode layer. A local attacker could use this issue
to write to protected memory and cause a denial of service.

Update instructions:

The problem can be corrected by updating your system to the following
package versions:

Ubuntu 21.10:
  xserver-xorg-video-nvidia-440-server  450.172.01-0ubuntu0.21.10.1
  xserver-xorg-video-nvidia-450-server  450.172.01-0ubuntu0.21.10.1
  xserver-xorg-video-nvidia-460   470.103.01-0ubuntu0.21.10.1
  xserver-xorg-video-nvidia-460-server  470.103.01-0ubuntu0.21.10.1
  xserver-xorg-video-nvidia-465   470.103.01-0ubuntu0.21.10.1
  xserver-xorg-video-nvidia-470   470.103.01-0ubuntu0.21.10.1
  xserver-xorg-video-nvidia-470-server  470.103.01-0ubuntu0.21.10.1
  xserver-xorg-video-nvidia-495   510.47.03-0ubuntu0.21.10.1
  xserver-xorg-video-nvidia-510   510.47.03-0ubuntu0.21.10.1

Ubuntu 20.04 LTS:
  xserver-xorg-video-nvidia-440-server  450.172.01-0ubuntu0.20.04.1
  xserver-xorg-video-nvidia-450-server  450.172.01-0ubuntu0.20.04.1
  xserver-xorg-video-nvidia-460   470.103.01-0ubuntu0.20.04.1
  xserver-xorg-video-nvidia-460-server  470.103.01-0ubuntu0.20.04.1
  xserver-xorg-video-nvidia-465   470.103.01-0ubuntu0.20.04.1
  xserver-xorg-video-nvidia-470   470.103.01-0ubuntu0.20.04.1
  xserver-xorg-video-nvidia-470-server  470.103.01-0ubuntu0.20.04.1
  xserver-xorg-video-nvidia-495   510.47.03-0ubuntu0.20.04.1
  xserver-xorg-video-nvidia-510   510.47.03-0ubuntu0.20.04.1

Ubuntu 18.04 LTS:
  xserver-xorg-video-nvidia-440-server  450.172.01-0ubuntu0.18.04.1
  xserver-xorg-video-nvidia-450-server  450.172.01-0ubuntu0.18.04.1
  xserver-xorg-video-nvidia-460   470.103.01-0ubuntu0.18.04.1
  xserver-xorg-video-nvidia-460-server  470.103.01-0ubuntu0.18.04.1
  xserver-xorg-video-nvidia-465   470.103.01-0ubuntu0.18.04.1
  xserver-xorg-video-nvidia-470   470.103.01-0ubuntu0.18.04.1
  xserver-xorg-video-nvidia-470-server  470.103.01-0ubuntu0.18.04.1
  xserver-xorg-video-nvidia-495   510.47.03-0ubuntu0.18.04.1
  xserver-xorg-video-nvidia-510   510.47.03-0ubuntu0.18.04.1

After a standard system update you need to reboot your computer to make all
the necessary changes.

References:
  https://ubuntu.com/security/notices/USN-5276-1
  CVE-2022-21813, CVE-2022-21814

Package Information:

https://launchpad.net/ubuntu/+source/nvidia-graphics-drivers-450-server/450.172.01-0ubuntu0.21.10.1

https://launchpad.net/ubuntu/+source/nvidia-graphics-drivers-470/470.103.01-0ubuntu0.21.10.1

https://launchpad.net/ubuntu/+source/nvidia-graphics-drivers-470-server/470.103.01-0ubuntu0.21.10.1

https://launchpad.net/ubuntu/+source/nvidia-graphics-drivers-510/510.47.03-0ubuntu0.21.10.1

https://launchpad.net/ubuntu/+source/nvidia-graphics-drivers-450-server/450.172.01-0ubuntu0.20.04.1

https://launchpad.net/ubuntu/+source/nvidia-graphics-drivers-470/470.103.01-0ubuntu0.20.04.1

https://launchpad.net/ubuntu/+source/nvidia-graphics-drivers-470-server/470.103.01-0ubuntu0.20.04.1

https://launchpad.net/ubuntu/+source/nvidia-graphics-drivers-510/510.47.03-0ubuntu0.20.04.1

https://launchpad.net/ubuntu/+source/nvidia-graphics-drivers-450-server/450.172.01-0ubuntu0.18.04.1

https://launchpad.net/ubuntu/+source/nvidia-graphics-drivers-470/470.103.01-0ubuntu0.18.04.1

https://launchpad.net/ubuntu/+source/nvidia-graphics-drivers-470-server/470.103.01-0ubuntu0.18.04.1

https://launchpad.net/ubuntu/+source/nvidia-graphics-drivers-510/510.47.03-0ubuntu0.18.04.1