CVE-2023-53483
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BaseFortify

Publication date: 2025-10-01

Last updated on: 2026-01-23

Assigner: kernel.org

Description
In the Linux kernel, the following vulnerability has been resolved: ACPI: processor: Check for null return of devm_kzalloc() in fch_misc_setup() devm_kzalloc() may fail, clk_data->name might be NULL and will cause a NULL pointer dereference later. [ rjw: Subject and changelog edits ]
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Meta Information
Published
2025-10-01
Last Modified
2026-01-23
Generated
2026-06-17
AI Q&A
2025-10-01
EPSS Evaluated
2026-06-15
NVD
CVE-2023-53483
Affected Vendors & Products
Showing 2 associated CPEs
Vendor Product Version / Range
linux linux_kernel From 5.17 (inc) to 6.1.30 (exc)
linux linux_kernel From 6.2 (inc) to 6.3.4 (exc)
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-476 The product dereferences a pointer that it expects to be valid but is NULL.
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Executive Summary

This vulnerability occurs in the Linux kernel's ACPI processor code where a function called devm_kzalloc() may fail and return NULL. If this happens, the clk_data->name pointer can be NULL, which later leads to a NULL pointer dereference, potentially causing a system crash or instability.

Impact Analysis

The impact of this vulnerability is that it can cause a NULL pointer dereference in the Linux kernel, which may lead to system crashes or instability, potentially affecting the availability and reliability of the affected system.

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