GSD-2022-1002916 iommu/arm-smmu: fix possible null-ptr-deref in arm_smmu_device_probe()
A null pointer dereference in the ARM SMMU driver can cause a kernel crash, leading to 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-2022-1002916?
GSD-2022-1002916 is a 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
iommu/arm-smmu: fix possible null-ptr-deref in arm_smmu_device_probe()
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 v5.17.15 by commit 80776a71340f57d6a4952635fc89f0342072f3ca. For more details please see the references link.
Which versions are affected by GSD-2022-1002916?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1002916?
No fix has been published for GSD-2022-1002916 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1002916 being exploited?
There is no known exploitation of GSD-2022-1002916 in the wild and no public exploit code.