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7.8
HIGH CVSS 3.1
CVE-2025-68764
NFS: Automounted filesystems should inherit ro,noexec,nodev,sync flags
Overview
Description

In the Linux kernel, the following vulnerability has been resolved: NFS: Automounted filesystems should inherit ro,noexec,nodev,sync flags When a filesystem is being automounted, it needs to preserve the user-set superblock mount options, such as the "ro" flag.

Details
INFO

Published Date :

Jan. 5, 2026, 10:15 a.m.

Last Modified :

July 30, 2026, 6:24 a.m.

Remotely Exploit :

No

Source :

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

The following products are affected by CVE-2025-68764 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
Scoring
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 134c704f-9b21-4f2e-91b3-4a467353bcc0
CVSS 3.1 HIGH 416baaa9-dc9f-4396-8d5f-8c081fb06d67
Solution
Ensure automounted filesystems retain user-specified mount options like 'ro'.
  • Update the Linux kernel to a patched version.
  • Verify automount configurations preserve desired flags.
  • Test automounted filesystems for option inheritance.
References
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-2025-68764.

URL Resource
https://git.kernel.org/stable/c/4b296944e632cf4c6a4cc8e2585c6451eae47b1b
https://git.kernel.org/stable/c/612cc98698d667df804792f0c47d4e501e66da29
https://git.kernel.org/stable/c/8675c69816e4276b979ff475ee5fac4688f80125
https://git.kernel.org/stable/c/a3dc6c40bcab1a888d5c0d134ccc0746b4c98929
https://git.kernel.org/stable/c/ba1495aefd22fcf0746a2a3025c95d766d7cde4d
https://git.kernel.org/stable/c/c09070b4def1b34e473a746c6a5331ccb80902c1
https://git.kernel.org/stable/c/dce10c59211e5cd763a62ea01e79b82a629811e3
https://git.kernel.org/stable/c/df9b003a2ecacc7218486fbb31fe008c93097d5f
https://cert-portal.siemens.com/productcert/html/ssa-019113.html
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2025-68764 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-2025-68764 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-2025-68764 vulnerability anywhere in the article.

  • BleepingComputer
Microsoft January 2026 Patch Tuesday fixes 3 zero-days, 114 flaws

Today is Microsoft's January 2026 Patch Tuesday with security updates for 114 flaws, including one actively exploited and two publicly disclosed zero-day vulnerabilities.This Patch Tuesday also addres ... Read more

Published Date: Jan 13, 2026 (8 months, 3 weeks ago)

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-2025-68764 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.

  • CVE Modified by 416baaa9-dc9f-4396-8d5f-8c081fb06d67

    Jul. 30, 2026

    Action Type Old Value New Value
    Added CVSS V3.1 AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  • CVE Modified by 0b142b55-0307-4c5a-b3c9-f314f3fb7c5e

    Jul. 14, 2026

    Action Type Old Value New Value
    Added Affected [{'vendor': 'Siemens', 'product': 'SIMATIC S7-1500 CPU 1518-4 PN/DP MFP', 'versions': [{'status': 'affected', 'version': 'V3.1.6', 'lessThan': '*', 'versionType': 'custom'}], 'defaultStatus': 'unknown'}, {'vendor': 'Siemens', 'product': 'SIMATIC S7-1500 CPU 1518-4 PN/DP MFP', 'versions': [{'status': 'affected', 'version': 'V3.1.6', 'lessThan': '*', 'versionType': 'custom'}], 'defaultStatus': 'unknown'}, {'vendor': 'Siemens', 'product': 'SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP', 'versions': [{'status': 'affected', 'version': 'V3.1.6', 'lessThan': '*', 'versionType': 'custom'}], 'defaultStatus': 'unknown'}, {'vendor': 'Siemens', 'product': 'SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP', 'versions': [{'status': 'affected', 'version': 'V3.1.6', 'lessThan': '*', 'versionType': 'custom'}], 'defaultStatus': 'unknown'}, {'vendor': 'Siemens', 'product': 'SIPLUS S7-1500 CPU 1518-4 PN/DP MFP', 'versions': [{'status': 'affected', 'version': 'V3.1.6', 'lessThan': '*', 'versionType': 'custom'}], 'defaultStatus': 'unknown'}]
    Added Reference https://cert-portal.siemens.com/productcert/html/ssa-019113.html
  • CVE Modified by 416baaa9-dc9f-4396-8d5f-8c081fb06d67

    Jun. 17, 2026

    Action Type Old Value New Value
    Added Affected [{'repo': 'https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git', 'vendor': 'Linux', 'product': 'Linux', 'versions': [{'status': 'affected', 'version': 'f2aedb713c284429987dc66c7aaf38decfc8da2a', 'lessThan': 'a3dc6c40bcab1a888d5c0d134ccc0746b4c98929', 'versionType': 'git'}, {'status': 'affected', 'version': 'f2aedb713c284429987dc66c7aaf38decfc8da2a', 'lessThan': 'ba1495aefd22fcf0746a2a3025c95d766d7cde4d', 'versionType': 'git'}, {'status': 'affected', 'version': 'f2aedb713c284429987dc66c7aaf38decfc8da2a', 'lessThan': 'c09070b4def1b34e473a746c6a5331ccb80902c1', 'versionType': 'git'}, {'status': 'affected', 'version': 'f2aedb713c284429987dc66c7aaf38decfc8da2a', 'lessThan': 'dce10c59211e5cd763a62ea01e79b82a629811e3', 'versionType': 'git'}, {'status': 'affected', 'version': 'f2aedb713c284429987dc66c7aaf38decfc8da2a', 'lessThan': '612cc98698d667df804792f0c47d4e501e66da29', 'versionType': 'git'}, {'status': 'affected', 'version': 'f2aedb713c284429987dc66c7aaf38decfc8da2a', 'lessThan': '4b296944e632cf4c6a4cc8e2585c6451eae47b1b', 'versionType': 'git'}, {'status': 'affected', 'version': 'f2aedb713c284429987dc66c7aaf38decfc8da2a', 'lessThan': 'df9b003a2ecacc7218486fbb31fe008c93097d5f', 'versionType': 'git'}, {'status': 'affected', 'version': 'f2aedb713c284429987dc66c7aaf38decfc8da2a', 'lessThan': '8675c69816e4276b979ff475ee5fac4688f80125', 'versionType': 'git'}], 'programFiles': ['fs/nfs/namespace.c', 'fs/nfs/super.c'], 'defaultStatus': 'unaffected'}, {'repo': 'https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git', 'vendor': 'Linux', 'product': 'Linux', 'versions': [{'status': 'affected', 'version': '5.6'}, {'status': 'unaffected', 'version': '0', 'lessThan': '5.6', 'versionType': 'semver'}, {'status': 'unaffected', 'version': '5.10.248', 'versionType': 'semver', 'lessThanOrEqual': '5.10.*'}, {'status': 'unaffected', 'version': '5.15.198', 'versionType': 'semver', 'lessThanOrEqual': '5.15.*'}, {'status': 'unaffected', 'version': '6.1.160', 'versionType': 'semver', 'lessThanOrEqual': '6.1.*'}, {'status': 'unaffected', 'version': '6.6.120', 'versionType': 'semver', 'lessThanOrEqual': '6.6.*'}, {'status': 'unaffected', 'version': '6.12.63', 'versionType': 'semver', 'lessThanOrEqual': '6.12.*'}, {'status': 'unaffected', 'version': '6.17.13', 'versionType': 'semver', 'lessThanOrEqual': '6.17.*'}, {'status': 'unaffected', 'version': '6.18.2', 'versionType': 'semver', 'lessThanOrEqual': '6.18.*'}, {'status': 'unaffected', 'version': '6.19', 'versionType': 'original_commit_for_fix', 'lessThanOrEqual': '*'}], 'programFiles': ['fs/nfs/namespace.c', 'fs/nfs/super.c'], 'defaultStatus': 'affected'}]
  • CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0

    Jun. 17, 2026

    Action Type Old Value New Value
    Added SSVC {'id': 'CVE-2025-68764', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'none'}, {'automatable': 'no'}, {'technicalImpact': 'partial'}], 'version': '2.0.3', 'timestamp': '2026-06-16T16:51:54.569623Z'}
  • CVE Modified by 416baaa9-dc9f-4396-8d5f-8c081fb06d67

    Jan. 19, 2026

    Action Type Old Value New Value
    Added Reference https://git.kernel.org/stable/c/a3dc6c40bcab1a888d5c0d134ccc0746b4c98929
    Added Reference https://git.kernel.org/stable/c/ba1495aefd22fcf0746a2a3025c95d766d7cde4d
  • CVE Modified by 416baaa9-dc9f-4396-8d5f-8c081fb06d67

    Jan. 11, 2026

    Action Type Old Value New Value
    Added Reference https://git.kernel.org/stable/c/c09070b4def1b34e473a746c6a5331ccb80902c1
    Added Reference https://git.kernel.org/stable/c/dce10c59211e5cd763a62ea01e79b82a629811e3
  • New CVE Received by 416baaa9-dc9f-4396-8d5f-8c081fb06d67

    Jan. 05, 2026

    Action Type Old Value New Value
    Added Description In the Linux kernel, the following vulnerability has been resolved: NFS: Automounted filesystems should inherit ro,noexec,nodev,sync flags When a filesystem is being automounted, it needs to preserve the user-set superblock mount options, such as the "ro" flag.
    Added Reference https://git.kernel.org/stable/c/4b296944e632cf4c6a4cc8e2585c6451eae47b1b
    Added Reference https://git.kernel.org/stable/c/612cc98698d667df804792f0c47d4e501e66da29
    Added Reference https://git.kernel.org/stable/c/8675c69816e4276b979ff475ee5fac4688f80125
    Added Reference https://git.kernel.org/stable/c/df9b003a2ecacc7218486fbb31fe008c93097d5f
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.
CVSS
Vulnerability Scoring Details
Base CVSS Score: 7.8
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact