GSD-2022-1000670 spi: uniphier: fix reference count leak in uniphier_spi_probe()
A reference count leak in the UniPhier SPI driver can lead to resource exhaustion and 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-2022-1000670?
GSD-2022-1000670 is a denial of service vulnerability in Kernel, published on 27 Feb 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
spi: uniphier: fix reference count leak in uniphier_spi_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 v5.16.8 by commit 447c3d4046d7b54052d07d8b27e15e6edea5662c, it was introduced in version v5.6 by commit 28d1dddc59f6b7fc085093e7c1e978b33f0caf4c. For more details please see the references link.
Which versions are affected by GSD-2022-1000670?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1000670?
No fix has been published for GSD-2022-1000670 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is GSD-2022-1000670 being exploited?
There is no known exploitation of GSD-2022-1000670 in the wild and no public exploit code.