GSD-2022-1003044 powerpc/iommu: Add missing of_node_put in iommu_init_early_dart
A missing reference count decrement in the PowerPC IOMMU driver can lead to memory leaks and potential denial of service.
- 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-2022-1003044?
GSD-2022-1003044 is a memory corruption vulnerability in Kernel, published on 28 Jun 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
powerpc/iommu: Add missing of_node_put in iommu_init_early_dart
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 v5.17.14 by commit 8657e8ea23325949091da72453ba84fb73cc2bd9. For more details please see the references link.
Which versions are affected by GSD-2022-1003044?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1003044?
No fix has been published for GSD-2022-1003044 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-2022-1003044 being exploited?
There is no known exploitation of GSD-2022-1003044 in the wild and no public exploit code.