CVE-2022-50385
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-09-18

Last updated on: 2025-12-12

Assigner: kernel.org

Description
In the Linux kernel, the following vulnerability has been resolved: NFS: Fix an Oops in nfs_d_automount() When mounting from a NFSv4 referral, path->dentry can end up being a negative dentry, so derive the struct nfs_server from the dentry itself instead.
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Meta Information
Published
2025-09-18
Last Modified
2025-12-12
Generated
2026-06-16
AI Q&A
2025-09-18
EPSS Evaluated
2026-06-14
NVD
CVE-2022-50385
Affected Vendors & Products
Showing 4 associated CPEs
Vendor Product Version / Range
linux linux_kernel From 4.1 (inc) to 5.10.163 (exc)
linux linux_kernel From 5.11 (inc) to 5.15.86 (exc)
linux linux_kernel From 5.16 (inc) to 6.0.16 (exc)
linux linux_kernel From 6.1 (inc) to 6.1.2 (exc)
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Exploitability
CWE
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CWE ID Description
CWE-NVD-CWE-noinfo
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Executive Summary

This vulnerability is a bug in the Linux kernel related to NFS (Network File System). Specifically, when mounting from an NFSv4 referral, the path's dentry (directory entry) can become a negative dentry, which is an invalid or non-existent directory entry. The fix involves deriving the nfs_server structure directly from the dentry itself to prevent a kernel Oops (crash).

Impact Analysis

This vulnerability can cause the Linux kernel to crash (an Oops) when mounting NFSv4 referrals, potentially leading to system instability or denial of service for systems relying on NFS mounts.

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