Read the docs
TI-2025-24176 Aliases CVE-2025-33242GHSA-wrfr-265x-gm85

NVIDIA B300 MCU contains a vulnerability in the CX8 MCU that could allow a malicious…

Priority LOW 26CWE-1234Published · Updated

Key facts

Attack vector
Network
Privileges required
High
User interaction
None
Attack complexity
High
Impact type
—
Confidentiality · integrity · availability
None · High · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA.

Summary

NVIDIA B300 MCU contains a vulnerability in the CX8 MCU that could allow a malicious actor to modify unsupported registries, causing a bad state. A successful exploit of this vulnerability might lead to denial of service and data tampering.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00316 24th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
NVIDIAHGX and DGX B300All versions prior to and including 1.0—No fix listedCNA
  • HGX and DGX B300 VendorNVIDIA Affected All versions prior to and including 1.0 Fixed in — No fix listed CNA

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2025-33242
  2. 2026-10-03 Alias added: GHSA-wrfr-265x-gm85

References

  • TI-2017-10594 Heap-based buffer overflow in dnsmasq before 2.78 allows remote attackers to cause a… CVSS 3.1CRITICAL 9.8
  • TI-2025-17134 Time-of-check time-of-use race condition in NVIDIA Container Toolkit CVSS 3.1HIGH 8.3
  • TI-2024-00121 Time-of-check time-of-use race condition in NVIDIA Container Toolkit CVSS 3.1CRITICAL 9.0
  • TI-2024-00076 NVIDIA Triton Inference Server for Linux contains a vulnerability where a user can set… CVSS 3.1CRITICAL 9.0
  • TI-2018-02664 Observable discrepancy in Intel Multiple CVSS 3.1MEDIUM 5.5
  • TI-2023-23747 PVRIC (PowerVR Image Compression) on Imagination 2018 and later GPU devices offers… CVSS 3.1MEDIUM 5.3
See all 1247 →

Sources