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CVE-2021-1052

Publication date 7 January 2021

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

7.8 · High

Score breakdown

NVIDIA GPU Display Driver for Windows and Linux, all versions, contains a vulnerability in the kernel mode layer (nvlddmkm.sys) handler for DxgkDdiEscape or IOCTL in which user-mode clients can access legacy privileged APIs, which may lead to denial of service, escalation of privileges, and information disclosure.

From the Ubuntu Security Team

It was discovered that the NVIDIA GPU display driver for the Linux kernel contained a vulnerability that allowed user-mode clients to access legacy privileged APIs. A local attacker could use this to cause a denial of service or escalate privileges.

Read the notes from the security team

Status

Package Ubuntu Release Status
nvidia-graphics-drivers-390 20.10 groovy
Not affected
20.04 LTS focal
Not affected
18.04 LTS bionic
Not affected
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
nvidia-graphics-drivers-418-server 20.10 groovy
Fixed 418.181.07-0ubuntu0.20.10.1
20.04 LTS focal
Fixed 418.181.07-0ubuntu0.20.04.1
18.04 LTS bionic
Fixed 418.181.07-0ubuntu0.18.04.1
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
nvidia-graphics-drivers-440-server 20.10 groovy Ignored end of life
20.04 LTS focal Ignored superseded by 450-server
18.04 LTS bionic Ignored superseded by 450-server
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
nvidia-graphics-drivers-450 20.10 groovy
Fixed 450.102.04-0ubuntu0.20.10.1
20.04 LTS focal
Fixed 450.102.04-0ubuntu0.20.04.1
18.04 LTS bionic
Fixed 450.102.04-0ubuntu0.18.04.1
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
nvidia-graphics-drivers-450-server 20.10 groovy
Fixed 450.102.04-0ubuntu0.20.10.1
20.04 LTS focal
Fixed 450.102.04-0ubuntu0.20.04.1
18.04 LTS bionic
Fixed 450.102.04-0ubuntu0.18.04.1
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
nvidia-graphics-drivers-455 20.10 groovy Ignored end of life
20.04 LTS focal Ignored not available
18.04 LTS bionic Ignored not available
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release
nvidia-graphics-drivers-460 20.10 groovy
Fixed 460.32.03-0ubuntu0.20.10.1
20.04 LTS focal
Fixed 460.32.03-0ubuntu0.20.04.1
18.04 LTS bionic
Fixed 460.32.03-0ubuntu0.18.04.1
16.04 LTS xenial Not in release
14.04 LTS trusty Not in release

Notes

alexmurray

CVE-2021-1052 and CVE-2021-1053 affect the following NVIDIA driver series: 450, 455, 418-server, 440-server, 450-server

sbeattie

Does not affect 390 series drivers

sbeattie

NVIDIA series 455 are superseded by series 460 NVIDIA series 440-server are superseded by series 450

Severity score breakdown

Parameter Value
Base score 7.8 · High
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact High
Availability impact High
Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References

Related Ubuntu Security Notices (USN)

    • USN-4689-1
    • NVIDIA graphics drivers vulnerabilities
    • 11 January 2021
    • USN-4689-2
    • Linux kernel vulnerabilities
    • 11 January 2021
    • USN-4689-3
    • NVIDIA graphics drivers vulnerabilities
    • 20 January 2021

Other references