GSD-2022-1005804 NFSv4/pnfs: Fix a use-after-free bug in open
A use-after-free bug in the Linux Kernel NFSv4/pnfs open path allows attackers to potentially execute code or cause a denial of service.
- 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-2022-1005804?
GSD-2022-1005804 is an use after free vulnerability in Kernel, published on 17 Sep 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
NFSv4/pnfs: Fix a use-after-free bug in open
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 v5.10.138 by commit 76ffd2042438769298f34b76102b40dea89de616, it was introduced in version v5.10.122 by commit 0ee5b9644f06b4d3cdcd9544f43f63312e425a4c. For more details please see the references link.
Which versions are affected by GSD-2022-1005804?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1005804?
No fix has been published for GSD-2022-1005804 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.
Is GSD-2022-1005804 being exploited?
There is no known exploitation of GSD-2022-1005804 in the wild and no public exploit code.