Certain motherboard models developed by MSI has a Protection Mechanism Failure vulnerability. Because IOMMU was not properly enabled, unauthenticated physical attackers can use a DMA-capable PCIe device to read and write arbitrary physical memory before the OS kernel and its security features are loaded.
Advisories

No advisories yet.

Fixes

Solution

Please update firmware to latest version.


Workaround

No workaround given by the vendor.

History

Wed, 17 Dec 2025 19:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Wed, 17 Dec 2025 14:30:00 +0000

Type Values Removed Values Added
First Time appeared Msi
Msi intel 600
Msi intel 700
Vendors & Products Msi
Msi intel 600
Msi intel 700

Wed, 17 Dec 2025 03:15:00 +0000

Type Values Removed Values Added
Description Certain motherboard models developed by MSI has a Protection Mechanism Failure vulnerability. Because IOMMU was not properly enabled, unauthenticated physical attackers can use a DMA-capable PCIe device to read and write arbitrary physical memory before the OS kernel and its security features are loaded.
Title MSI|Motherboard - Protection Mechanism Failure
Weaknesses CWE-693
References
Metrics cvssV3_1

{'score': 6.8, 'vector': 'CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

cvssV4_0

{'score': 7, 'vector': 'CVSS:4.0/AV:P/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N'}


Projects

Sign in to view the affected projects.

cve-icon MITRE

Status: PUBLISHED

Assigner: twcert

Published:

Updated: 2025-12-17T18:49:00.952Z

Reserved: 2025-12-09T06:37:45.000Z

Link: CVE-2025-14303

cve-icon Vulnrichment

Updated: 2025-12-17T14:50:10.371Z

cve-icon NVD

Status : Awaiting Analysis

Published: 2025-12-17T03:15:57.643

Modified: 2025-12-18T15:08:06.237

Link: CVE-2025-14303

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2025-12-17T14:28:40Z

Weaknesses