GSD-2022-1000173 iommu/vt-d: Fix potential memory leak in intel_setup_irq_remapping()
A potential memory leak in the Linux kernel's IOMMU driver could lead to resource exhaustion and denial of service.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Not stated
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2022-1000173?
GSD-2022-1000173 is a memory corruption vulnerability in Kernel, published on 18 Feb 2022.
Official description
iommu/vt-d: Fix potential memory leak in intel_setup_irq_remapping()
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 v5.4.178 by commit 5c43d46daa0d2928234dd2792ebebc35d29ee2d1, it was introduced in version v5.4.54 by commit 36f7355545725c5e9400520ae33e6ee16cf78c0e. For more details please see the references link.
Which versions are affected by GSD-2022-1000173?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1000173?
No fix has been published for GSD-2022-1000173 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-2022-1000173 being exploited?
There is no known exploitation of GSD-2022-1000173 in the wild and no public exploit code.