CVE-2023-53724
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-10-22

Last updated on: 2025-10-22

Assigner: kernel.org

Description
In the Linux kernel, the following vulnerability has been resolved: mfd: pcf50633-adc: Fix potential memleak in pcf50633_adc_async_read() `req` is allocated in pcf50633_adc_async_read(), but adc_enqueue_request() could fail to insert the `req` into queue. We need to check the return value and free it in the case of failure.
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Meta Information
Published
2025-10-22
Last Modified
2025-10-22
Generated
2026-05-07
AI Q&A
2025-10-22
EPSS Evaluated
2026-05-05
NVD
CVE-2023-53724
EUVD
EUVD-2023-60004
Affected Vendors & Products
Showing 1 associated CPE
Vendor Product Version / Range
linux linux_kernel *
Helpful Resources
Exploitability
CWE
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KEV
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CWE ID Description
CWE-UNKNOWN
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AI Powered Q&A
Can you explain this vulnerability to me?

This vulnerability is a potential memory leak in the Linux kernel's pcf50633-adc driver. Specifically, in the function pcf50633_adc_async_read(), a request object ('req') is allocated, but if the function adc_enqueue_request() fails to insert this request into the queue, the allocated memory is not freed, leading to a memory leak. The fix involves checking the return value of adc_enqueue_request() and freeing the allocated memory if the insertion fails.


How can this vulnerability impact me? :

This vulnerability can lead to a memory leak in the Linux kernel, which over time could cause increased memory usage and potentially degrade system performance or stability. In systems where the pcf50633-adc driver is used, repeated failures to enqueue requests could exhaust available memory resources, possibly leading to crashes or other unexpected behavior.


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