CVE-2023-53418
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-09-18

Last updated on: 2025-12-11

Assigner: kernel.org

Description
In the Linux kernel, the following vulnerability has been resolved: USB: gadget: lpc32xx_udc: fix memory leak with using debugfs_lookup() When calling debugfs_lookup() the result must have dput() called on it, otherwise the memory will leak over time. To make things simpler, just call debugfs_lookup_and_remove() instead which handles all of the logic at once.
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Meta Information
Published
2025-09-18
Last Modified
2025-12-11
Generated
2026-05-06
AI Q&A
2025-09-18
EPSS Evaluated
2026-05-05
NVD
CVE-2023-53418
Affected Vendors & Products
Showing 3 associated CPEs
Vendor Product Version / Range
linux linux_kernel to 5.15.100 (exc)
linux linux_kernel From 5.16 (inc) to 6.1.18 (exc)
linux linux_kernel From 6.2 (inc) to 6.2.5 (exc)
Helpful Resources
Exploitability
CWE
CWE Icon
KEV
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CWE ID Description
CWE-401 The product does not sufficiently track and release allocated memory after it has been used, making the memory unavailable for reallocation and reuse.
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?

This vulnerability is a memory leak in the Linux kernel's USB gadget driver for lpc32xx_udc. It occurs because the function debugfs_lookup() is called without a corresponding dput() call to release the allocated memory, causing memory to leak over time. The fix involves replacing debugfs_lookup() with debugfs_lookup_and_remove(), which properly handles memory management.


How can this vulnerability impact me? :

The memory leak caused by this vulnerability can lead to increased memory usage over time, potentially degrading system performance or causing system instability if the leaked memory accumulates significantly.


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