GSD-2021-1000834 NFS: Fix a potential NULL dereference in nfs_get_client()
A potential NULL dereference in the Linux Kernel NFS client can lead to a denial of service, requiring a kernel patch.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is GSD-2021-1000834?
GSD-2021-1000834 is a vulnerability in Kernel, published on 30 Jun 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
NFS: Fix a potential NULL dereference in nfs_get_client()
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 v4.4.273 by commit fab8bfdfb4aac9e4e8363666333adfdf21e89106, it was introduced in version v3.17 by commit 31434f496abb9f3410b10f541462fe58613dd3ad. For more details please see the references link.
Which versions are affected by GSD-2021-1000834?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2021-1000834?
No fix has been published for GSD-2021-1000834 yet. Limit exposure of the affected software until one is available.
Is GSD-2021-1000834 being exploited?
There is no known exploitation of GSD-2021-1000834 in the wild and no public exploit code.