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CVE-2025-39701
ACPI: pfr_update: Fix the driver update version check
Description

In the Linux kernel, the following vulnerability has been resolved: ACPI: pfr_update: Fix the driver update version check The security-version-number check should be used rather than the runtime version check for driver updates. Otherwise, the firmware update would fail when the update binary had a lower runtime version number than the current one. [ rjw: Changelog edits ]

INFO

Published Date :

Sept. 5, 2025, 6:15 p.m.

Last Modified :

Sept. 5, 2025, 6:15 p.m.

Remotely Exploit :

No

Source :

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

The following products are affected by CVE-2025-39701 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
Apply the security update to ensure proper driver version checking for firmware updates.
  • Update the Linux kernel to the resolved version.
  • Verify the firmware update mechanism is functioning correctly.
  • Ensure security version checks are prioritized over runtime versions.
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-2025-39701.

URL Resource
https://git.kernel.org/stable/c/79300ff532bccbbf654992c7c0863b49a6c3973c
https://git.kernel.org/stable/c/8151320c747efb22d30b035af989fed0d502176e
https://git.kernel.org/stable/c/908094681f645d3a78e18ef90561a97029e2df7b
https://git.kernel.org/stable/c/b00219888c11519ef75d988fa8a780da68ff568e
https://git.kernel.org/stable/c/cf0a88124e357bffda487cbf3cb612bb97eb97e4
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2025-39701 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-2025-39701 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-2025-39701 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-2025-39701 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

    Sep. 05, 2025

    Action Type Old Value New Value
    Added Description In the Linux kernel, the following vulnerability has been resolved: ACPI: pfr_update: Fix the driver update version check The security-version-number check should be used rather than the runtime version check for driver updates. Otherwise, the firmware update would fail when the update binary had a lower runtime version number than the current one. [ rjw: Changelog edits ]
    Added Reference https://git.kernel.org/stable/c/79300ff532bccbbf654992c7c0863b49a6c3973c
    Added Reference https://git.kernel.org/stable/c/8151320c747efb22d30b035af989fed0d502176e
    Added Reference https://git.kernel.org/stable/c/908094681f645d3a78e18ef90561a97029e2df7b
    Added Reference https://git.kernel.org/stable/c/b00219888c11519ef75d988fa8a780da68ff568e
    Added Reference https://git.kernel.org/stable/c/cf0a88124e357bffda487cbf3cb612bb97eb97e4
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.