CVE-2025-23350
VF-access write out-of-bounds leads to arbitrary code execution on NVIDIA ConnectX/BlueField.
Is CVE-2025-23350 being exploited?
Not confirmed. CVE-2025-23350 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-2025-23350?
CVE-2025-23350 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-2025-23350?
Not known from our data. No patch reference has been recorded for CVE-2025-23350, which is not the same as no patch existing — a fix may have shipped without a tagged reference, or after this record was written. The vendor advisory is the only authority on whether a fix exists, and mitigations may be available regardless.
What does CVE-2025-23350 affect?
CVE-2025-23350 affects NVIDIA ConnectX adapters, NVIDIA BlueField SmartNICs. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2025-23350?
Plan firmware update; restrict VF access; monitor affected devices.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Arbitrary code execution on the device via crafted VF input with local access.
Monitor only
- 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 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.