Ubuntu 21.10: USN-5276-1 Critical: NVIDIA Drivers Denial Of Service

ubuntu

February 8, 2022

Several security issues were fixed in NVIDIA graphics drivers.

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.

Topics Covered

security advisory denial of service ubuntu nvidia drivers

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.