CVE-2023-53808
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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: wifi: mwifiex: fix memory leak in mwifiex_histogram_read() Always free the zeroed page on return from 'mwifiex_histogram_read()'.
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Meta Information
Published
2025-12-09
Last Modified
2025-12-09
Generated
2026-06-16
AI Q&A
2025-12-10
EPSS Evaluated
2026-06-15
NVD
CVE-2023-53808
EUVD
EUVD-2023-60098
Affected Vendors & Products
Currently, no data is known.
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Exploitability
CWE
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KEV
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CWE ID Description
CWE-UNKNOWN
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Mitigation Strategies

The mitigation approach involves using a Proof-of-Work challenge system to increase the cost of automated scraping, requiring JavaScript to be enabled, and disabling plugins that block modern JavaScript features. This is a temporary measure until more advanced fingerprinting techniques can be implemented. [1]

Executive Summary

This vulnerability is a memory leak in the Linux kernel's mwifiex driver, specifically in the function mwifiex_histogram_read(). The issue was that a zeroed page was not always freed properly when the function returned, leading to a memory leak. The fix ensures that the zeroed page is always freed on return from this function.

Impact Analysis

The memory leak caused by this vulnerability could lead to increased memory usage over time, potentially degrading system performance or causing resource exhaustion if exploited or triggered repeatedly.

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