GSD-2022-1006804 tty: serial: fsl_lpuart: disable dma rx/tx use flags in lpuart_dma_shutdown
A race condition in the fsl_lpuart driver's DMA shutdown sequence can lead to system instability or 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-2022-1006804?
GSD-2022-1006804 is a vulnerability in Kernel, published on 14 Nov 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
tty: serial: fsl_lpuart: disable dma rx/tx use flags in lpuart_dma_shutdown
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 v6.0.3 by commit 3953e7f261e2f4d9c35f0c025df9f166f46aa626, it was introduced in version v4.9 by commit 6250cc30c4c4e25393ba247f71bdc04b6af3191b. For more details please see the references link.
Which versions are affected by GSD-2022-1006804?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1006804?
No fix has been published for GSD-2022-1006804 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1006804 being exploited?
There is no known exploitation of GSD-2022-1006804 in the wild and no public exploit code.