CVE-2023-53417
BaseFortify
Publication date: 2025-09-18
Last updated on: 2025-12-11
Assigner: kernel.org
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| 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 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 sl811 driver. It occurs because when calling the function debugfs_lookup(), the returned result is not properly released with dput(), causing memory to leak over time. The fix involves using debugfs_lookup_and_remove() which handles the memory release automatically.
How can this vulnerability impact me? :
The memory leak can cause the system to consume increasing amounts of memory over time, potentially leading to degraded system performance or crashes if the leak is severe and not addressed.
What immediate steps should I take to mitigate this vulnerability?
To mitigate this vulnerability, update your Linux kernel to a version where the USB sl811 driver has been fixed to properly call debugfs_lookup_and_remove() instead of debugfs_lookup(), preventing the memory leak.