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Status published
High
CVE-2025-14302
GIGABYTE｜Motherboard - Protection Mechanism Failure
Vulnerability 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.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
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CVE-2017-3198
GIGABYTE BRIX UEFI firmware is not cryptographically signed
Critical
9.8
Affected Vendor
GIGABYTE
View all reports →Affected Software
intel 600 chipset Motherboard, intel 700 chipset Motherboard, intel 800 chipset Motherboard, AMD 600 chipset motherboard, AMD 800 chipset motherboard, AMD TRX50 chipset motherboard
Vulnerable Versions:
0
Timeline
Official Publish:
December 17th, 2025
Last Modified:
December 17th, 2025
Added to House:
July 22nd, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H