CVE-2026-47626
Received Received - Intake

Out-of-Bounds Write in NVIDIA DGX Spark Firmware

Publication date: 2026-08-25

Last updated on: 2026-08-25

Assigner: NVIDIA Corporation

Description
NVIDIA DGX Spark contains a vulnerability in the system firmware, where a privileged attacker could be able to cause an out-of-bounds write. A successful exploit of this vulnerability may lead to code execution, escalation of privileges, denial of service, information disclosure, and data tampering.

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Meta Information

Published
2026-08-25
Last Modified
2026-08-25
Generated
2026-08-25
AI Q&A
2026-08-25
EPSS Evaluated
N/A
NVD
CVE-2026-47626
EUVD
EUVD-2026-65603

Affected Vendors & Products

Showing 2 associated CPEs
Vendor Product Version / Range
nvidia dgx_spark to 1.110.12 (inc)
nvidia dgx_spark *

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-787 The product writes data past the end, or before the beginning, of the intended buffer.

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Executive Summary

NVIDIA DGX Spark has a vulnerability in its system firmware where a privileged attacker could exploit an out-of-bounds write issue. This flaw may allow an attacker to execute arbitrary code, escalate privileges, disrupt services, access sensitive information, or alter data.

Detection Guidance

Detection requires checking DGX Spark firmware versions against the affected range (0 to 1.110.12) on UEFI platforms. Use NVIDIA's product security tools or firmware update utilities to verify the installed version. No specific commands are provided in the available resources.

Impact Analysis

If exploited, this vulnerability could lead to unauthorized code execution, privilege escalation, system crashes, data leaks, or data tampering. Attackers with sufficient access could gain control over affected systems.

Compliance Impact

The vulnerability in NVIDIA DGX Spark firmware could lead to information disclosure and data tampering, which may violate GDPR and HIPAA requirements for data confidentiality and integrity. Unauthorized code execution or privilege escalation could also compromise access controls mandated by these regulations.

Mitigation Strategies

Update DGX Spark firmware to version 1.110.12 or later to address the out-of-bounds write vulnerability. Restrict physical and remote access to privileged users only. Monitor system logs for unusual activity and apply NVIDIA's security advisories promptly.

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