Description
Certain motherboard models developed by GIGABYTE 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.
Published: 2025-12-17
Score: 7 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

No analysis available yet.

Remediation

Vendor Solution

Please update firmware to latest version.

Tracking

Sign in to view the affected projects.

Advisories

No advisories yet.

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 Gigabyte
Gigabyte amd 600
Gigabyte amd 800
Gigabyte amd Trx50
Gigabyte intel 600
Gigabyte intel 700
Gigabyte intel 800
Vendors & Products Gigabyte
Gigabyte amd 600
Gigabyte amd 800
Gigabyte amd Trx50
Gigabyte intel 600
Gigabyte intel 700
Gigabyte intel 800

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

Type Values Removed Values Added
Description Certain motherboard models developed by GIGABYTE 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 GIGABYTE|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'}


Subscriptions

Gigabyte Amd 600 Amd 800 Amd Trx50 Intel 600 Intel 700 Intel 800
cve-icon MITRE

Status: PUBLISHED

Assigner: twcert

Published:

Updated: 2025-12-17T18:49:12.978Z

Reserved: 2025-12-09T06:37:43.299Z

Link: CVE-2025-14302

cve-icon Vulnrichment

Updated: 2025-12-17T14:49:59.893Z

cve-icon NVD

Status : Deferred

Published: 2025-12-17T03:15:57.443

Modified: 2026-04-15T00:35:42.020

Link: CVE-2025-14302

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2025-12-17T14:28:36Z

Weaknesses