GSD-2021-1000661 NFS: fix an incorrect limit in filelayout_decode_layout()
An incorrect limit in the NFS file layout decoder may lead to undefined behavior, requiring a kernel patch for mitigation.
- Exploited in the wild
- Not known
- Login needed
- Not stated
- Attackable
- Not stated
- Victim action needed
- Not stated
- Fix
- None listed
What is GSD-2021-1000661?
GSD-2021-1000661 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 v4.19.193 by commit 945ebef997227ca8c20bad7f8a8358c8ee57a84a, 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-2021-1000661?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2021-1000661?
No fix has been published for GSD-2021-1000661 yet. Limit exposure of the affected software until one is available.
Is GSD-2021-1000661 being exploited?
There is no known exploitation of GSD-2021-1000661 in the wild and no public exploit code.