GSD-2022-1007133 NFSD: Protect against send buffer overflow in NFSv2 READ
A buffer overflow in the Linux Kernel NFSv2 READ handler allows remote attackers to cause a denial of service.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2022-1007133?
GSD-2022-1007133 is a denial of service vulnerability in Kernel, published on 14 Nov 2022. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
NFSD: Protect against send buffer overflow in NFSv2 READ
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 2be9331ca6061bc6ea32247266f45b8b21030244. For more details please see the references link.
Which versions are affected by GSD-2022-1007133?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1007133?
No fix has been published for GSD-2022-1007133 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-2022-1007133 being exploited?
There is no known exploitation of GSD-2022-1007133 in the wild and no public exploit code.