CVE-2025-33207

MEDIUM

6.8

CVSS Score

Published: September 29, 2026 at 02:12 PM UTC

Updated: October 14, 2026 at 01:10 PM UTC

3 products affected across 1 vendorConnectxBluefieldConnectX-5

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Severity

MEDIUM6.8

Exploit prediction

EPSS 0.2%

SSVC

No known exploit

Description

NVIDIA ConnectX and Bluefield contain a vulnerability in a control register, where a user with VF access could cause improper access control for the register interface by sending a malicious command to the firmware. A successful exploit of this vulnerability might lead to denial of service.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Bluefield · NVIDIA

90%

All versions prior to 39.5124All versions prior to 43.4100All versions prior to 47.1020

Affected range stops below 39.5124, so it looks safe — our inference, not a vendor statement

Affected range stops below 43.4100, so it looks safe — our inference, not a vendor statement

Affected range stops below 47.1020, so it looks safe — our inference, not a vendor statement

Connectx · NVIDIA

90%

All versions prior to 39.5124All versions prior to 43.4100All versions prior to 47.1020

Affected range stops below 39.5124, so it looks safe — our inference, not a vendor statement

Affected range stops below 43.4100, so it looks safe — our inference, not a vendor statement

Affected range stops below 47.1020, so it looks safe — our inference, not a vendor statement

ConnectX-5 · NVIDIA

90%

All versions prior to 16.35.8008

Affected range stops below 16.35.8008, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (3)

Source: cverecord

https://nvd.nist.gov/vuln/detail/CVE-2025-33207

Source: cverecord

https://www.cve.org/CVERecord?id=CVE-2025-33207

Source: cverecord

https://github.com/NVIDIA/product-security/tree/main/2026/5847

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.8MEDIUMnvidia

Attack Vector: ADJACENT_NETWORK
Complexity: LOW
Privileges: LOW
User Interaction: NONE
Scope: CHANGED
Confidentiality: NONE
Integrity: NONE
Availability: HIGH

Vector?

Quick Info

StatusAWAITING ANALYSIS

CWE

CWE-1262

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