CVE-2022-31600

Severity: high (CVSS 8.2 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.2% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2022-07-04 · updated 2026-06-17
Weakness: CWE-190

Description

NVIDIA DGX A100 contains a vulnerability in SBIOS in the SmmCore, where a user with high privileges can chain another vulnerability to this vulnerability, causing an integer overflow, possibly leading to code execution, escalation of privileges, denial of service, compromised integrity, and information disclosure. The scope of impact can extend to other components.

Affected products

NVIDIA DGX servers: before 22.5.5 — fixed in 22.5.5

How to fix

Upgrade to a fixed version: NVIDIA DGX servers 22.5.5. Check the vendor advisory for mitigations.

References

https://nvidia.custhelp.com/app/answers/detail/a_id/5367
https://nvidia.custhelp.com/app/answers/detail/a_id/5367

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