GSD-2022-1000975 io_uring: abort file assignment prior to assigning creds
A flaw in the Linux kernel io_uring subsystem allows local attackers to potentially escalate privileges due to improper credential assignment handling.
- 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-2022-1000975?
GSD-2022-1000975 is a vulnerability in Kernel, published on 24 Apr 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
io_uring: abort file assignment prior to assigning creds
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 v5.17.4 by commit 262960775e0d2cdf97a3e33993e95e13175df4bb, it was introduced in version v5.17.3 by commit 2c443b22756cf75dc594d4d32bf64505bf4ce84b. For more details please see the references link.
Which versions are affected by GSD-2022-1000975?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1000975?
No fix has been published for GSD-2022-1000975 yet. Limit exposure of the affected software until one is available.
Is GSD-2022-1000975 being exploited?
There is no known exploitation of GSD-2022-1000975 in the wild and no public exploit code.