What is CVE-2026-47497?

CVE-2026-47497 is a high-severity vulnerability in NVIDIA Virtual GPU Manager, classified under Time-of-check Time-of-use (TOCTOU) Race Condition. CVSS score: 7.8/10. Published 2026-09-30.

How severe is CVE-2026-47497?

High severity. CVSS v3 base score is 7.8 out of 10.

Vulnerability in NVIDIA Virtual GPU Manager

CVE-2026-47497

NVIDIA Virtual GPU Manager contains a vulnerability in the GPU System Processor (GSP) tracing component where a guest VM user may cause improper access by sending crafted data through a shared buffer. A successful exploit of this vulnerability might lead to code execution, escalation of privileges, data tampering, denial of service, and information disclosure.

Vulnerability class: TOCTOU (Time-of-Check to Time-of-Use)

Published 2026-09-30 · last modified 2026-09-30.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

NVIDIA Virtual GPU Manager — versions 580.159.01(All versions prior to and including vGPU 19.5), 582.51(All versions prior to and including vGPU 19.5), 595.71.03(All versions prior to and including vGPU 20.1)

Weakness classification (CWE)

CWE-367 — Time-of-check Time-of-use (TOCTOU) Race Condition

References

Frequently asked questions

What is CVE-2026-47497?: CVE-2026-47497 is a high-severity vulnerability in NVIDIA Virtual GPU Manager, classified under Time-of-check Time-of-use (TOCTOU) Race Condition. CVSS score: 7.8/10. Published 2026-09-30.
How severe is CVE-2026-47497?: High severity. CVSS v3 base score is 7.8 out of 10.