GSD-2022-1006573 gpiolib: cdev: Set lineevent_state::irq after IRQ register successfully
A race condition in the Linux kernel GPIO character device driver can lead to a denial of service if an IRQ is registered before the state is updated.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2022-1006573?
GSD-2022-1006573 is a vulnerability in Kernel, published on 9 Oct 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
gpiolib: cdev: Set lineevent_state::irq after IRQ register successfully
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 v5.15.71 by commit 97da736cd11ae73bdf2f5e21e24446b8349e0168, it was introduced in version v5.9 by commit 468242724143a8e732f82f664b1e77432d149618. For more details please see the references link.
Which versions are affected by GSD-2022-1006573?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1006573?
No fix has been published for GSD-2022-1006573 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1006573 being exploited?
There is no known exploitation of GSD-2022-1006573 in the wild and no public exploit code.