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Vulnerabilities

Vulnerability · CVE-2025-14302

Certain motherboard models developed by GIGABYTE has a Protection Mechanism Failure vulnerability.

Published Dec 17, 2025 · catalog updated Dec 17, 2025 · GIGABYTE AMD TRX50 chipset motherboard

Last checked Nov 2, 2026. A connected source was read within the last 7 days.

Check if you run it

No confirmed exploitation is on record for CVE-2025-14302. EPSS is 0.35%. Act only if a listed version of GIGABYTE AMD TRX50 chipset motherboard is installed.

Gaps on this record

  • No version range is stored. A customer cannot check an installed version against this record.
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
High7.0
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.35%
Remediation
Advisory link
Affected products
vendor GIGABYTE AMD TRX50 chipset motherboard 0

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.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor GIGABYTE AMD TRX50 chipset motherboard 00

How to fix CVE-2025-14302

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2025-14302. EPSS is 0.35%. Act only if a listed version of GIGABYTE AMD TRX50 chipset motherboard is installed.

Which versions are affected?

Compare what you have installed with GIGABYTE AMD TRX50 chipset motherboard 0 0. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.35%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Dec 17, 2025 · EUVD

    Detected

    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.

  2. Dec 17, 2025 · EUVD

    Updated

    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.

Sources

  • CVE.orgVulnerability recordCVE-2025-14302

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-14302

    30-day exploitation probability 0.35%

    first.org
  • EUVDVulnerability recordEUVD-2025-203865

    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

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Nov 2, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • FIRST EPSSNov 2, 2026
  • CVE.orgNov 2, 2026
  • EUVDNov 1, 2026