CVE-2021-1056

Name: CVE-2021-1056
Creator: NVD / NIST
Published: 2021-01-08T01:15:14.62+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.1/10EPSS 1.78%

Last modified Jun 17, 2026

CVE-2021-1056 is a high-severity vulnerability rated 7.1/10 on the CVSS scale. NVIDIA GPU Display Driver for Linux, all versions, contains a vulnerability in the kernel mode layer (nvidia.ko) in which it does not completely honor operating system file system permissions to provide GPU device-level isolation, which may lead to denial of service or information disclosure.. EPSS estimates a 1.78% chance of exploitation in the next 30 days.

Description

NVIDIA GPU Display Driver for Linux, all versions, contains a vulnerability in the kernel mode layer (nvidia.ko) in which it does not completely honor operating system file system permissions to provide GPU device-level isolation, which may lead to denial of service or information disclosure.

Metrics

CVSS 3.1

7.1/10

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H

EPSS Probability

1.78%

75.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-276

Affected Software

Vendor	Product	Versions
Nvidia	Gpu Driver	>= 390, < 390.141
Nvidia	Gpu Driver	>= 450, < 450.102.04
Nvidia	Gpu Driver	>= 460, < 460.32.03
Debian	Debian Linux	9.0

References

https://lists.debian.org/debian-lts-announce/2022/01/msg00013.htmlMailing List, Third Party Advisory
https://nvidia.custhelp.com/app/answers/detail/a_id/5142Vendor Advisory
https://security.gentoo.org/glsa/202310-02Third Party Advisory
https://lists.debian.org/debian-lts-announce/2022/01/msg00013.htmlMailing List, Third Party Advisory
https://nvidia.custhelp.com/app/answers/detail/a_id/5142Vendor Advisory
https://security.gentoo.org/glsa/202310-02Third Party Advisory

Timeline

Published: Jan 8, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-1056?

How severe is CVE-2021-1056?

CVE-2021-1056 has a CVSS score of 7.1/10 (HIGH severity). The EPSS model estimates a 1.78% probability of exploitation in the next 30 days.

How do I fix CVE-2021-1056?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-1056?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST