GSD-2021-1000531 iommu/amd: Clear DMA ops when switching domain
An unproven potential security issue in the Linux Kernel AMD IOMMU driver regarding DMA operations during domain switching.
- Exploited in the wild
- Not known
- Login needed
- Not stated
- Attackable
- Not stated
- Victim action needed
- Not stated
- Fix
- None listed
What is GSD-2021-1000531?
GSD-2021-1000531 is a vulnerability in Kernel, published on 4 Jun 2021.
Official description
iommu/amd: Clear DMA ops when switching domain
This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.12.9 by commit f3f2cf46291a693eab21adb94171b0128c2a9ec1, it was introduced in version v5.11 by commit 08a27c1c3ecf5e1da193ce5f8fc97c3be16e75f0. For more details please see the references link.
Which versions are affected by GSD-2021-1000531?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2021-1000531?
No fix has been published for GSD-2021-1000531 yet. Limit exposure of the affected software until one is available.
Is GSD-2021-1000531 being exploited?
There is no known exploitation of GSD-2021-1000531 in the wild and no public exploit code.