5.5
MEDIUM
CVE-2025-21982
"NuvoTon Npcm8xx Linux Kernel Null Pointer Dereference"
Description

In the Linux kernel, the following vulnerability has been resolved: pinctrl: nuvoton: npcm8xx: Add NULL check in npcm8xx_gpio_fw devm_kasprintf() calls can return null pointers on failure. But the return values were not checked in npcm8xx_gpio_fw(). Add NULL check in npcm8xx_gpio_fw(), to handle kernel NULL pointer dereference error.

INFO

Published Date :

April 1, 2025, 4:15 p.m.

Last Modified :

April 10, 2025, 1:25 p.m.

Source :

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

Remotely Exploitable :

No

Impact Score :

3.6

Exploitability Score :

1.8
Affected Products

The following products are affected by CVE-2025-21982 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
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-2025-21982.

URL Resource
https://git.kernel.org/stable/c/6a08a86e5aff8e65368ccd463348fdda26100821 Patch
https://git.kernel.org/stable/c/a585f6ea42ec259a9a57e3e2580fa527c92187d0 Patch
https://git.kernel.org/stable/c/acf40ab42799e4ae1397ee6f5c5941092d66f999 Patch

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-2025-21982 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2025-21982 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.

  • Initial Analysis by [email protected]

    Apr. 10, 2025

    Action Type Old Value New Value
    Added CVSS V3.1 AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
    Added CWE CWE-476
    Added CPE Configuration OR *cpe:2.3:o:linux:linux_kernel:6.14:rc1:*:*:*:*:*:* *cpe:2.3:o:linux:linux_kernel:6.14:rc2:*:*:*:*:*:* *cpe:2.3:o:linux:linux_kernel:6.14:rc3:*:*:*:*:*:* *cpe:2.3:o:linux:linux_kernel:6.14:rc4:*:*:*:*:*:* *cpe:2.3:o:linux:linux_kernel:6.14:rc5:*:*:*:*:*:* *cpe:2.3:o:linux:linux_kernel:6.14:rc6:*:*:*:*:*:* *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 6.7 up to (excluding) 6.12.20 *cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* versions from (including) 6.13 up to (excluding) 6.13.8
    Added Reference Type kernel.org: https://git.kernel.org/stable/c/6a08a86e5aff8e65368ccd463348fdda26100821 Types: Patch
    Added Reference Type kernel.org: https://git.kernel.org/stable/c/a585f6ea42ec259a9a57e3e2580fa527c92187d0 Types: Patch
    Added Reference Type kernel.org: https://git.kernel.org/stable/c/acf40ab42799e4ae1397ee6f5c5941092d66f999 Types: Patch
  • New CVE Received by 416baaa9-dc9f-4396-8d5f-8c081fb06d67

    Apr. 01, 2025

    Action Type Old Value New Value
    Added Description In the Linux kernel, the following vulnerability has been resolved: pinctrl: nuvoton: npcm8xx: Add NULL check in npcm8xx_gpio_fw devm_kasprintf() calls can return null pointers on failure. But the return values were not checked in npcm8xx_gpio_fw(). Add NULL check in npcm8xx_gpio_fw(), to handle kernel NULL pointer dereference error.
    Added Reference https://git.kernel.org/stable/c/6a08a86e5aff8e65368ccd463348fdda26100821
    Added Reference https://git.kernel.org/stable/c/a585f6ea42ec259a9a57e3e2580fa527c92187d0
    Added Reference https://git.kernel.org/stable/c/acf40ab42799e4ae1397ee6f5c5941092d66f999
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.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2025-21982 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-2025-21982 weaknesses.

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
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Scope
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