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CVE-2023-53807
clk: clocking-wizard: Fix Oops in clk_wzrd_register_divider()
Description

In the Linux kernel, the following vulnerability has been resolved: clk: clocking-wizard: Fix Oops in clk_wzrd_register_divider() Smatch detected this potential error pointer dereference clk_wzrd_register_divider(). If devm_clk_hw_register() fails then it sets "hw" to an error pointer and then dereferences it on the next line. Return the error directly instead.

INFO

Published Date :

Dec. 9, 2025, 1:16 a.m.

Last Modified :

Dec. 9, 2025, 6:37 p.m.

Remotely Exploit :

No

Source :

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

The following products are affected by CVE-2023-53807 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
Fix an error pointer dereference by returning the error directly.
  • Return the error pointer directly when registration fails.
  • Ensure proper error handling in clocking wizard driver.
  • Update the Linux kernel to the latest version.
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-2023-53807.

URL Resource
https://git.kernel.org/stable/c/25dbdfb7b71ef8601d00c6d9a2b1a96de28b30c5
https://git.kernel.org/stable/c/2f276dd9c0f835242836d9f6823035158ce2585c
https://git.kernel.org/stable/c/9c632a6396505a019ea6d12b5ab45e659a542a93
https://git.kernel.org/stable/c/b35cb0c05b8dafe23ae5e8b605a91b88bcf4aba7
https://git.kernel.org/stable/c/f078a65ebf930f4305e3c415a8338d22391642c9
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2023-53807 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-2023-53807 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-2023-53807 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-2023-53807 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

    Dec. 09, 2025

    Action Type Old Value New Value
    Added Description In the Linux kernel, the following vulnerability has been resolved: clk: clocking-wizard: Fix Oops in clk_wzrd_register_divider() Smatch detected this potential error pointer dereference clk_wzrd_register_divider(). If devm_clk_hw_register() fails then it sets "hw" to an error pointer and then dereferences it on the next line. Return the error directly instead.
    Added Reference https://git.kernel.org/stable/c/25dbdfb7b71ef8601d00c6d9a2b1a96de28b30c5
    Added Reference https://git.kernel.org/stable/c/2f276dd9c0f835242836d9f6823035158ce2585c
    Added Reference https://git.kernel.org/stable/c/9c632a6396505a019ea6d12b5ab45e659a542a93
    Added Reference https://git.kernel.org/stable/c/b35cb0c05b8dafe23ae5e8b605a91b88bcf4aba7
    Added Reference https://git.kernel.org/stable/c/f078a65ebf930f4305e3c415a8338d22391642c9
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.