---
title: "CVE-2026-47554: NVIDIA GPU Display Driver for Linux - Cryptographic Signature Verification Bypass"
description: "NVIDIA GPU Display Driver for Linux contains a cryptographic signature verification bypass caused by improper verification under memory pressure in the kernel mode layer, letting attackers cause denial of service and data tampering, exploit requires memory pressure conditions."
url: https://panop.io/threat-heartbeat/CVE-2026-47554/
---

# CVE-2026-47554 NVIDIA GPU Display Driver for Linux - Cryptographic Signature Verification Bypass

NVIDIA GPU Display Driver for Linux contains a cryptographic signature verification bypass caused by improper verification under memory pressure in the kernel mode layer, letting attackers cause denial of service and data tampering, exploit requires memory pressure conditions.

CVSS base score 7.1 /10

High

CISA KEV

Not listed

Public exploit

None known

EPSS

0.09% chance of exploitation in 30 days

[View the NVD record ↗](https://nvd.nist.gov/vuln/detail/CVE-2026-47554)

## Details

Type

Cryptographic Signature Verification Bypass

Impact

Denial Of Service, Data Tampering

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H

Published

30 September 2026

Updated

15 October 2026

Weakness

[CWE-347](https://cwe.mitre.org/data/definitions/347.html)

## Vendor fix

Update to the latest available version of NVIDIA GPU Display Driver for Linux.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

## References

- [https://nvd.nist.gov/vuln/detail/CVE-2026-47554](https://nvd.nist.gov/vuln/detail/CVE-2026-47554)
- [https://github.com/NVIDIA/product-security/tree/main/2026/5861](https://github.com/NVIDIA/product-security/tree/main/2026/5861)
- [https://www.cve.org/CVERecord?id=CVE-2026-47554](https://www.cve.org/CVERecord?id=CVE-2026-47554)

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## What this record can't tell you

- Whether you run the affected software, and where
- Whether an attacker can actually reach and exploit it
- The misconfigurations that never get a CVE number
- What it would cost the business, ranked into what to fix first

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