CVE-2022-50853 NFSv4: Fix a credential leak in _nfs4_discover_trunking()
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Published
Updated
Check this codebase for CVE-2022-50853 and fix it if it is affected.
What it is: CVE-2022-50853 is a vulnerability in Linux, published on 30 Dec 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2022-50853 in the wild and no public exploit code.
Affected product: Linux. No package-level version data is available, so check the vendor advisory linked from the reference page.
Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.
Reference: https://insights.sbomify.com/CVE-2022-50853/ (Markdown: https://insights.sbomify.com/CVE-2022-50853/index.md)
A credential leak in the Linux kernel's NFSv4 trunking discovery allows attackers to potentially access sensitive credential information.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2022-50853?
CVE-2022-50853 is a vulnerability in Linux, published on 30 Dec 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
In the Linux kernel, the following vulnerability has been resolved:
NFSv4: Fix a credential leak in _nfs4_discover_trunking()
Which versions are affected by CVE-2022-50853?
How do I fix CVE-2022-50853?
Apply the vendor's patch.
Is CVE-2022-50853 being exploited?
There is no known exploitation of CVE-2022-50853 in the wild and no public exploit code.
Sources
Also known as DEBIAN-CVE-2022-50853, GHSA-hf96-p8v5-j6q3, UBUNTU-CVE-2022-50853.