GSD-2022-1006123 NFSv4/pnfs: Fix a use-after-free bug in open
A use-after-free bug in the Linux Kernel NFSv4/pnfs open function could allow attackers to execute code or cause a denial of service.
- Exploited in the wild
- Not known
- Login needed
- Not stated
- Attackable
- Not stated
- Victim action needed
- Not stated
- Fix
- None listed
What is GSD-2022-1006123?
GSD-2022-1006123 is an use after free vulnerability in Kernel, published on 17 Sep 2022.
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 v4.19.256 by commit 0fffb46ff3d5ed4668aca96441ec7a25b793bd6f, it was introduced in version v4.19.247 by commit 6b3fc1496e7227cd6a39a80bbfb7588ef7c7a010. For more details please see the references link.
Which versions are affected by GSD-2022-1006123?
1 open source package ship an affected version, including Kernel.
| Package | Affected | Fixed in |
|---|---|---|
Kernel Linux | All versions | None |
How do I fix GSD-2022-1006123?
No fix has been published for GSD-2022-1006123 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-2022-1006123 being exploited?
There is no known exploitation of GSD-2022-1006123 in the wild and no public exploit code.