GSD-2021-1002544 iommu/vt-d: Fix unmap_pages support
A bug in the Linux kernel's IOMMU driver affects unmap_pages support, potentially causing stability issues or undefined behavior.
- Exploited in the wild
- Not known
- Login needed
- Not stated
- Attackable
- Not stated
- Victim action needed
- Not stated
- Fix
- None listed
What is GSD-2021-1002544?
GSD-2021-1002544 is a vulnerability in Kernel, published on 19 Dec 2021.
Official description
iommu/vt-d: Fix unmap_pages support
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 v5.15.6 by commit 724ee060d0aba28f072fc7357a20366b0a519593, it was introduced in version v5.15 by commit 3f34f125977685e591def32984c77e23a86075b0. For more details please see the references link.
Which versions are affected by GSD-2021-1002544?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2021-1002544?
No fix has been published for GSD-2021-1002544 yet. Limit exposure of the affected software until one is available.
Is GSD-2021-1002544 being exploited?
There is no known exploitation of GSD-2021-1002544 in the wild and no public exploit code.