GSD-2022-1003023 iommu/mediatek: Fix NULL pointer dereference when printing dev_name
A NULL pointer dereference in the Mediatek IOMMU 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-2022-1003023?
GSD-2022-1003023 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/mediatek: Fix NULL pointer dereference when printing dev_name
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 e9c63c0f73a1bbfd02624f5eae7e881df8b6830f, it was introduced in version v5.17.2 by commit 18ea450ed1b60c1bb336f5efe874f61909ce7bec. For more details please see the references link.
Which versions are affected by GSD-2022-1003023?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1003023?
No fix has been published for GSD-2022-1003023 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1003023 being exploited?
There is no known exploitation of GSD-2022-1003023 in the wild and no public exploit code.