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             AUSCERT External Security Bulletin Redistribution

            USN-5019-1: NVIDIA graphics drivers vulnerabilities
                               21 July 2021


        AusCERT Security Bulletin Summary

Product:           NVIDIA graphics drivers
Publisher:         Ubuntu
Operating System:  Ubuntu
                   Linux variants
Impact/Access:     Denial of Service        -- Existing Account
                   Access Confidential Data -- Existing Account
Resolution:        Patch/Upgrade
CVE Names:         CVE-2021-1095 CVE-2021-1094 CVE-2021-1093

Original Bulletin: 

Comment: This advisory references vulnerabilities in products which run on 
         platforms other than Ubuntu. It is recommended that administrators 
         running NVIDIA graphics drivers check for an updated version of the
         software for their operating system.

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USN-5019-1: NVIDIA graphics drivers vulnerabilities
21 July 2021

Several security issues were fixed in the NVIDIA graphics drivers.

  o Ubuntu 21.04
  o Ubuntu 20.10
  o Ubuntu 20.04 LTS
  o Ubuntu 18.04 LTS


  o nvidia-graphics-drivers-390 - NVIDIA binary X.Org driver
  o nvidia-graphics-drivers-418-server - NVIDIA Server Driver
  o nvidia-graphics-drivers-450-server - NVIDIA Server Driver
  o nvidia-graphics-drivers-460 - NVIDIA binary X.Org driver
  o nvidia-graphics-drivers-460-server - NVIDIA Server Driver
  o nvidia-graphics-drivers-470 - NVIDIA binary X.Org driver


It was discovered that an assert() could be triggered in the NVIDIA
graphics drivers. A local attacker could use this to cause a denial
of service. ( CVE-2021-1093 )

It was discovered that the NVIDIA graphics drivers permitted an
out-of-bounds array access. A local attacker could use this
to cause a denial of service or possibly expose sensitive
information. ( CVE-2021-1094 )

It was discovered that the NVIDIA graphics drivers contained a
vulnerability in the kernel mode layer where they did not properly
control calls with embedded parameters in some situations. A local
attacker could use this to cause a denial of service. ( CVE-2021-1095 )

Update instructions

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

Ubuntu 21.04

  o xserver-xorg-video-nvidia-470 - 470.57.02-0ubuntu0.21.04.1
  o xserver-xorg-video-nvidia-418-server - 418.211.00-0ubunt0.21.04.1
  o xserver-xorg-video-nvidia-460 - 460.91.03-0ubuntu0.21.04.1
  o xserver-xorg-video-nvidia-465 - 470.57.02-0ubuntu0.21.04.1
  o xserver-xorg-video-nvidia-455 - 460.91.03-0ubuntu0.21.04.1
  o xserver-xorg-video-nvidia-450 - 460.91.03-0ubuntu0.21.04.1
  o xserver-xorg-video-nvidia-390 - 390.144-0ubuntu0.21.04.1
  o xserver-xorg-video-nvidia-440-server - 450.142.00-0ubuntu0.21.04.1
  o xserver-xorg-video-nvidia-460-server - 460.91.03-0ubuntu0.21.04.1
  o xserver-xorg-video-nvidia-450-server - 450.142.00-0ubuntu0.21.04.1

Ubuntu 20.10

  o xserver-xorg-video-nvidia-470 - 470.57.02-0ubuntu0.20.10.1
  o xserver-xorg-video-nvidia-418-server - 418.211.00-0ubuntu0.20.10.1
  o xserver-xorg-video-nvidia-460 - 460.91.03-0ubuntu0.20.10.1
  o xserver-xorg-video-nvidia-465 - 470.57.02-0ubuntu0.20.10.1
  o xserver-xorg-video-nvidia-455 - 460.91.03-0ubuntu0.20.10.1
  o xserver-xorg-video-nvidia-450 - 460.91.03-0ubuntu0.20.10.1
  o xserver-xorg-video-nvidia-390 - 390.144-0ubuntu0.20.10.1
  o xserver-xorg-video-nvidia-440-server - 450.142.00-0ubuntu0.20.10.1
  o xserver-xorg-video-nvidia-460-server - 460.91.03-0ubuntu0.20.10.1
  o xserver-xorg-video-nvidia-450-server - 450.142.00-0ubuntu0.20.10.1

Ubuntu 20.04

  o xserver-xorg-video-nvidia-470 - 470.57.02-0ubuntu0.20.04.1
  o xserver-xorg-video-nvidia-418-server - 418.211.00-0ubuntu0.20.04.1
  o xserver-xorg-video-nvidia-460 - 460.91.03-0ubuntu0.20.04.1
  o xserver-xorg-video-nvidia-465 - 470.57.02-0ubuntu0.20.04.1
  o xserver-xorg-video-nvidia-455 - 460.91.03-0ubuntu0.20.04.1
  o xserver-xorg-video-nvidia-450 - 460.91.03-0ubuntu0.20.04.1
  o xserver-xorg-video-nvidia-390 - 390.144-0ubuntu0.20.04.1
  o xserver-xorg-video-nvidia-440-server - 450.142.00-0ubuntu0.20.04.1
  o xserver-xorg-video-nvidia-460-server - 460.91.03-0ubuntu0.20.04.1
  o xserver-xorg-video-nvidia-450-server - 450.142.00-0ubuntu0.20.04.1

Ubuntu 18.04

  o xserver-xorg-video-nvidia-470 - 470.57.02-0ubuntu0.18.04.1
  o xserver-xorg-video-nvidia-418-server - 418.211.00-0ubuntu0.18.04.1
  o xserver-xorg-video-nvidia-460 - 460.91.03-0ubuntu0.18.04.1
  o xserver-xorg-video-nvidia-465 - 470.57.02-0ubuntu0.18.04.1
  o xserver-xorg-video-nvidia-455 - 460.91.03-0ubuntu0.18.04.1
  o xserver-xorg-video-nvidia-450 - 460.91.03-0ubuntu0.18.04.1
  o xserver-xorg-video-nvidia-390 - 390.144-0ubuntu0.18.04.1
  o xserver-xorg-video-nvidia-440-server - 450.142.00-0ubuntu0.18.04.1
  o xserver-xorg-video-nvidia-460-server - 460.91.03-0ubuntu0.18.04.1
  o xserver-xorg-video-nvidia-450-server - 450.142.00-0ubuntu0.18.04.1

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


  o CVE-2021-1095
  o CVE-2021-1094
  o CVE-2021-1093

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