GSD-2022-1000669 iommu/vt-d: Fix potential memory leak in intel_setup_irq_remapping()
A memory leak in the Linux kernel's IOMMU driver could allow attackers to cause a denial of service by exhausting system memory.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Not stated
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2022-1000669?
GSD-2022-1000669 is a memory corruption vulnerability in Kernel, published on 27 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 v5.16.8 by commit b62eceb5f8f08815fe3f945fc55bbf997c344ecd, it was introduced in version v5.8 by commit e3beca48a45b5e0e6e6a4e0124276b8248dcc9bb. For more details please see the references link.
Which versions are affected by GSD-2022-1000669?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1000669?
No fix has been published for GSD-2022-1000669 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-2022-1000669 being exploited?
There is no known exploitation of GSD-2022-1000669 in the wild and no public exploit code.