GSD-2022-1000693 iommu/amd: Fix I/O page table memory leak
A memory leak in the AMD IOMMU driver can lead to resource exhaustion and denial of service, requiring a kernel patch.
- 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 GSD-2022-1000693?
GSD-2022-1000693 is a memory corruption vulnerability in Kernel, published on 18 Mar 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
iommu/amd: Fix I/O page table memory leak
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 v5.16.13 by commit c78627f757e37c2cf386b59c700c4e1574988597, it was introduced in version v5.12 by commit e42ba0633064ef23eb1c8c21edf96bac1541bd4b. For more details please see the references link.
Which versions are affected by GSD-2022-1000693?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1000693?
No fix has been published for GSD-2022-1000693 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is GSD-2022-1000693 being exploited?
There is no known exploitation of GSD-2022-1000693 in the wild and no public exploit code.