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CVE-2025-38430
nfsd: nfsd4_spo_must_allow() must check this is a v4 compound request
Description

In the Linux kernel, the following vulnerability has been resolved: nfsd: nfsd4_spo_must_allow() must check this is a v4 compound request If the request being processed is not a v4 compound request, then examining the cstate can have undefined results. This patch adds a check that the rpc procedure being executed (rq_procinfo) is the NFSPROC4_COMPOUND procedure.

INFO

Published Date :

July 25, 2025, 3:15 p.m.

Last Modified :

July 25, 2025, 3:29 p.m.

Remotely Exploit :

No

Source :

416baaa9-dc9f-4396-8d5f-8c081fb06d67
Affected Products

The following products are affected by CVE-2025-38430 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Linux linux_kernel
: Total Affected Vendor : 1 | Products : 1
Solution
Address NFSv4 compound request handling in the kernel to prevent undefined behavior.
  • Ensure the NFSv4 client uses the COMPOUND procedure.
  • Review NFSv4 server configurations for proper handling.
  • Apply kernel patches addressing the nfsd4_spo_must_allow check.
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2025-38430.

URL Resource
https://git.kernel.org/stable/c/1244f0b2c3cecd3f349a877006e67c9492b41807
https://git.kernel.org/stable/c/2c54bd5a380ebf646fb9efbc4ae782ff3a83a5af
https://git.kernel.org/stable/c/425efc6b3292a3c79bfee4a1661cf043dcd9cf2f
https://git.kernel.org/stable/c/64a723b0281ecaa59d31aad73ef8e408a84cb603
https://git.kernel.org/stable/c/7a75a956692aa64211a9e95781af1ec461642de4
https://git.kernel.org/stable/c/b1d0323a09a29f81572c7391e0d80d78724729c9
https://git.kernel.org/stable/c/bf78a2706ce975981eb5167f2d3b609eb5d24c19
https://git.kernel.org/stable/c/e7e943ddd1c6731812357a28e7954ade3a7d8517
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2025-38430 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2025-38430 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2025-38430 vulnerability anywhere in the article.

Results are limited to the first 20 news articles due to potential performance issues.

The following table lists the changes that have been made to the CVE-2025-38430 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by 416baaa9-dc9f-4396-8d5f-8c081fb06d67

    Jul. 25, 2025

    Action Type Old Value New Value
    Added Description In the Linux kernel, the following vulnerability has been resolved: nfsd: nfsd4_spo_must_allow() must check this is a v4 compound request If the request being processed is not a v4 compound request, then examining the cstate can have undefined results. This patch adds a check that the rpc procedure being executed (rq_procinfo) is the NFSPROC4_COMPOUND procedure.
    Added Reference https://git.kernel.org/stable/c/1244f0b2c3cecd3f349a877006e67c9492b41807
    Added Reference https://git.kernel.org/stable/c/2c54bd5a380ebf646fb9efbc4ae782ff3a83a5af
    Added Reference https://git.kernel.org/stable/c/425efc6b3292a3c79bfee4a1661cf043dcd9cf2f
    Added Reference https://git.kernel.org/stable/c/64a723b0281ecaa59d31aad73ef8e408a84cb603
    Added Reference https://git.kernel.org/stable/c/7a75a956692aa64211a9e95781af1ec461642de4
    Added Reference https://git.kernel.org/stable/c/b1d0323a09a29f81572c7391e0d80d78724729c9
    Added Reference https://git.kernel.org/stable/c/bf78a2706ce975981eb5167f2d3b609eb5d24c19
    Added Reference https://git.kernel.org/stable/c/e7e943ddd1c6731812357a28e7954ade3a7d8517
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Vulnerability Scoring Details
No CVSS metrics available for this vulnerability.