Widely deployed NVIDIA ConnectX/BlueField hardware; critical CVSS 9.0; impacts data-center infrastructure.
CVE-2025-23351
Local VF user can trigger out-of-bounds write, enabling device code execution.
Is CVE-2025-23351 being exploited?
Not confirmed. CVE-2025-23351 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 0.37% probability of exploitation in the next 30 days.
How severe is CVE-2025-23351?
CVE-2025-23351 is rated Critical with a CVSS score of 9.0. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2025-23351?
Yes. A fix has been recorded for CVE-2025-23351. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2025-23351 affect?
CVE-2025-23351 affects NVIDIA ConnectX adapters, NVIDIA BlueField DPUs. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2025-23351?
Apply latest NVIDIA firmware for ConnectX/BlueField
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Local VF user can trigger OOB write, gaining arbitrary code execution on ConnectX adapters/BlueField DPUs.
Patch when possible
- affectedAll versions prior to 46.3008
- affectedAll versions prior to 35.8002
- affectedAll versions prior to 39.8002
- affectedAll versions prior to 43.8002
- affectedAll versions prior to 28.4702
- affectedAll versions prior to 32.1908
- affectedAll versions prior to 46.3008
- affectedAll versions prior to 35.8002
- affectedAll versions prior to 39.8002
- affectedAll versions prior to 43.8002
As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.