CVE-2021-1055

Name: CVE-2021-1055
Creator: NVD / NIST
Published: 2021-01-08T01:15:14.573+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.3/10EPSS 0.30%

Last modified Jun 17, 2026

CVE-2021-1055 is a medium-severity vulnerability rated 5.3/10 on the CVSS scale. NVIDIA GPU Display Driver for Windows, all versions, contains a vulnerability in the kernel mode layer (nvlddmkm.sys) handler for DxgkDdiEscape in which improper access control may lead to denial of service and information disclosure.. EPSS estimates a 0.30% chance of exploitation in the next 30 days.

Description

NVIDIA GPU Display Driver for Windows, all versions, contains a vulnerability in the kernel mode layer (nvlddmkm.sys) handler for DxgkDdiEscape in which improper access control may lead to denial of service and information disclosure.

Metrics

CVSS 3.1

5.3/10

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

EPSS Probability

0.30%

21.8th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Nvidia	Gpu Driver	>= 390, < 392.63
Nvidia	Gpu Driver	>= 418, < 427.11
Nvidia	Gpu Driver	>= 450, < 452.77
Nvidia	Gpu Driver	>= 460, < 461.09

References

https://nvidia.custhelp.com/app/answers/detail/a_id/5142Vendor Advisory
https://nvidia.custhelp.com/app/answers/detail/a_id/5142Vendor Advisory

Timeline

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

Frequently Asked Questions

What is CVE-2021-1055?

How severe is CVE-2021-1055?

CVE-2021-1055 has a CVSS score of 5.3/10 (MEDIUM severity). The EPSS model estimates a 0.30% probability of exploitation in the next 30 days.

How do I fix CVE-2021-1055?

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-2021-1055?

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

Scan your code now

Source: NVD / NIST