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CVE-2025-39934
drm: bridge: anx7625: Fix NULL pointer dereference with early IRQ
Description

In the Linux kernel, the following vulnerability has been resolved: drm: bridge: anx7625: Fix NULL pointer dereference with early IRQ If the interrupt occurs before resource initialization is complete, the interrupt handler/worker may access uninitialized data such as the I2C tcpc_client device, potentially leading to NULL pointer dereference.

INFO

Published Date :

Oct. 4, 2025, 8:15 a.m.

Last Modified :

Oct. 6, 2025, 2:56 p.m.

Remotely Exploit :

No

Source :

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

The following products are affected by CVE-2025-39934 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 kernel patches to fix NULL pointer dereference by ensuring resource initialization.
  • Update the Linux kernel to the latest patched version.
  • Apply the specific fix for anx7625 driver.
  • Reboot the system after applying the update.
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-2025-39934.

URL Resource
https://git.kernel.org/stable/c/0da73f7827691a5e2265b110d5fe12f29535ec92
https://git.kernel.org/stable/c/15a77e1ab0a994d69b471c76b8d01117128dda26
https://git.kernel.org/stable/c/1a7ea294d57fb61485d11b3f2241d631d73025cb
https://git.kernel.org/stable/c/51a501e990a353a4f15da6bab295b28e5d118f64
https://git.kernel.org/stable/c/a10f910c77f280327b481e77eab909934ec508f0
https://git.kernel.org/stable/c/f9a089d0a6d537d0f2061c8a37a7de535ce0310e
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2025-39934 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-2025-39934 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-2025-39934 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-2025-39934 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

    Oct. 04, 2025

    Action Type Old Value New Value
    Added Description In the Linux kernel, the following vulnerability has been resolved: drm: bridge: anx7625: Fix NULL pointer dereference with early IRQ If the interrupt occurs before resource initialization is complete, the interrupt handler/worker may access uninitialized data such as the I2C tcpc_client device, potentially leading to NULL pointer dereference.
    Added Reference https://git.kernel.org/stable/c/0da73f7827691a5e2265b110d5fe12f29535ec92
    Added Reference https://git.kernel.org/stable/c/15a77e1ab0a994d69b471c76b8d01117128dda26
    Added Reference https://git.kernel.org/stable/c/1a7ea294d57fb61485d11b3f2241d631d73025cb
    Added Reference https://git.kernel.org/stable/c/51a501e990a353a4f15da6bab295b28e5d118f64
    Added Reference https://git.kernel.org/stable/c/a10f910c77f280327b481e77eab909934ec508f0
    Added Reference https://git.kernel.org/stable/c/f9a089d0a6d537d0f2061c8a37a7de535ce0310e
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.