GSD-2022-1007002 ext2: Use kvmalloc() for group descriptor array
A memory allocation issue in the ext2 filesystem could lead to a denial of service, requiring a kernel patch.
- 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-2022-1007002?
GSD-2022-1007002 is a denial of service 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
ext2: Use kvmalloc() for group descriptor array
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 v5.15.75 by commit b9b5560b342e40bd6a0a131fb1bd99684ee8f1e7. For more details please see the references link.
Which versions are affected by GSD-2022-1007002?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1007002?
No fix has been published for GSD-2022-1007002 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-2022-1007002 being exploited?
There is no known exploitation of GSD-2022-1007002 in the wild and no public exploit code.