DMA Write Vulnerability in NVIDIA GPU and Tegra Hardware
CVE-2021-23217

7.5HIGH

Key Information:

Vendor
Nvidia
Status
Nvidia Gpu And Tegra Hardware
Vendor
CVE Published:
20 November 2021

Summary

NVIDIA's GPU and Tegra hardware expose a vulnerability in their internal microcontroller. This flaw allows users with elevated privileges to initiate a Direct Memory Access (DMA) write operation within a restricted time frame, potentially leading to malicious code execution. This vulnerability could compromise the confidentiality, integrity, and availability of affected systems, with possible implications for various system components.

Affected Version(s)

NVIDIA GPU and Tegra hardware Maxwell, GP100, Tegra X1, Tegra X1+, Tegra TX2

References

https://nvidia.custhelp.com/app/answers/detail/a_id/5263
x_refsource_CONFIRM

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
High
Privileges Required:
High
User Interaction:
None
Scope:
Changed

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.