Ubuntu Security Update USN-4404-1: NVIDIA graphics drivers vulnerabilities

[LinuxBot]

nvidia-graphics-drivers-390, nvidia-graphics-drivers-440 vulnerabilities


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

• Ubuntu 20.04 LTS
• Ubuntu 19.10
• Ubuntu 18.04 LTS

Summary


Several security issues were fixed in NVIDIA graphics drivers.

Software Description

• nvidia-graphics-drivers-390 - NVIDIA binary X.Org driver
• nvidia-graphics-drivers-440 - NVIDIA binary X.Org driver

Details


Thomas E. Carroll discovered that the NVIDIA Cuda grpahics driver did not properly perform access control when performing IPC. An attacker could use this to cause a denial of service or possibly execute arbitrary code. (CVE-2020-5963)

It was discovered that the UVM driver in the NVIDIA graphics driver contained a race condition. A local attacker could use this to cause a denial of service. (CVE-2020-5967)

It was discovered that the NVIDIA virtual GPU guest drivers contained an unspecified vulnerability that could potentially lead to privileged operation execution. An attacker could use this to cause a denial of service. (CVE-2020-5973)

Update instructions


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

Ubuntu 20.04 LTS
xserver-xorg-video-nvidia-390 - 390.138-0ubuntu0.20.04.1
xserver-xorg-video-nvidia-440 - 440.100-0ubuntu0.20.04.1
Ubuntu 19.10
xserver-xorg-video-nvidia-390 - 390.138-0ubuntu0.19.10.1
xserver-xorg-video-nvidia-440 - 440.100-0ubuntu0.19.10.1
Ubuntu 18.04 LTS
xserver-xorg-video-nvidia-390 - 390.138-0ubuntu0.18.04.1
xserver-xorg-video-nvidia-440 - 440.100-0ubuntu0.18.04.1

To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

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

References

• CVE-2020-5963
• CVE-2020-5967
• CVE-2020-5973

Continue reading...

 

[sp331yi]

hmm. . . just ubuntu? Curious!