GSD-2022-1001751 io_uring: fix memory leak of uid in files registration
A memory leak in the Linux kernel io_uring subsystem allows local attackers to exhaust system memory, potentially causing denial of service.
- 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-2022-1001751?
GSD-2022-1001751 is a memory corruption 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: fix memory leak of uid in files registration
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 v5.15.33 by commit 0853bd6885c2f293d88aaa7f7f1702c959b31680, it was introduced in version v5.5 by commit 08a451739a9b5783f67de51e84cb6d9559bb9dc4. For more details please see the references link.
Which versions are affected by GSD-2022-1001751?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1001751?
No fix has been published for GSD-2022-1001751 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is GSD-2022-1001751 being exploited?
There is no known exploitation of GSD-2022-1001751 in the wild and no public exploit code.