CVE-2025-14302 GIGABYTE｜Motherboard - Protection Mechanism Failure
Physical attackers can bypass IOMMU protections to read and write arbitrary memory via DMA before OS boot, requiring firmware updates.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-14302?
CVE-2025-14302 is a high-severity vulnerability in GIGABYTE AMD 600 chipset motherboard, published on 17 Dec 2025. It can only be exploited from the same machine or local network, with no action from the victim.
Official 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.
Weakness: CWE-693
Which versions are affected by CVE-2025-14302?
How do I fix CVE-2025-14302?
No fix has been published for CVE-2025-14302 yet. Limit exposure of the affected software until one is available.
Is CVE-2025-14302 being exploited?
There is no known exploitation of CVE-2025-14302 in the wild and no public exploit code.
Sources
Also known as GHSA-r767-8x6q-rpfx.