CVE-2023-53807
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-12-09

Last updated on: 2025-12-09

Assigner: kernel.org

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.
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Meta Information
Published
2025-12-09
Last Modified
2025-12-09
Generated
2026-06-16
AI Q&A
2025-12-09
EPSS Evaluated
2026-06-15
NVD
CVE-2023-53807
EUVD
EUVD-2023-60099
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
linux linux_kernel *
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Exploitability
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CWE ID Description
CWE-UNKNOWN
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Executive Summary

This vulnerability is a flaw in the Linux kernel's clocking-wizard component where an error pointer is dereferenced improperly. Specifically, if the function devm_clk_hw_register() fails, it returns an error pointer which is then dereferenced in the next line, causing a potential kernel Oops (crash). The fix involves returning the error directly instead of dereferencing the error pointer.

Impact Analysis

This vulnerability can cause the Linux kernel to crash (Oops) when the clocking-wizard component encounters an error during hardware clock registration. This can lead to system instability or downtime, affecting the reliability of systems running the vulnerable kernel.

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