GSD-2021-1000637 NFS: fix an incorrect limit in filelayout_decode_layout()
An incorrect limit in the NFS file layout decoder was fixed, potentially preventing memory safety issues in the Linux kernel.
- Exploited in the wild
- Not known
- Login needed
- Not stated
- Attackable
- Not stated
- Victim action needed
- Not stated
- Fix
- None listed
What is GSD-2021-1000637?
GSD-2021-1000637 is a vulnerability in Kernel, published on 4 Jun 2021.
Official description
NFS: fix an incorrect limit in filelayout_decode_layout()
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 v5.4.124 by commit e411df81cd862ef3d5b878120b2a2fef0ca9cdb1, it was introduced in version v2.6.37 by commit 16b374ca439fb406e46e071f75428f5b033056f8. For more details please see the references link.
Which versions are affected by GSD-2021-1000637?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2021-1000637?
No fix has been published for GSD-2021-1000637 yet. Limit exposure of the affected software until one is available.
Is GSD-2021-1000637 being exploited?
There is no known exploitation of GSD-2021-1000637 in the wild and no public exploit code.