CVE-2021-1055

Severity: medium (CVSS 5.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2021-01-08 · updated 2026-06-17

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.

Affected products

Nvidia Corporation GPU Display Driver: from 390 before 392.63; from 418 before 427.11; from 450 before 452.77; from 460 before 461.09 — fixed in 392.63, 427.11, 452.77, 461.09

How to fix

Upgrade to a fixed version: Nvidia Corporation GPU Display Driver 392.63, 427.11, 452.77, 461.09. Check the vendor advisory for mitigations.

References

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

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