GSD-2022-1007712 io_uring: fix multishot accept request leaks
A local attacker can cause a denial of service by leaking multishot accept requests in the Linux kernel io_uring subsystem.
- 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-2022-1007712?
GSD-2022-1007712 is a denial of service vulnerability in Kernel, published on 8 Dec 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
io_uring: fix multishot accept request leaks
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 v6.0.10 by commit 0e4626de856ef8f25ecd9c716e76d4f95ce95639, it was introduced in version v5.19 by commit 390ed29b5e425ba00da2b6113b74a14949f71b02. For more details please see the references link.
Which versions are affected by GSD-2022-1007712?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1007712?
No fix has been published for GSD-2022-1007712 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-2022-1007712 being exploited?
There is no known exploitation of GSD-2022-1007712 in the wild and no public exploit code.