CVE-2023-53682
BaseFortify
Publication date: 2025-10-07
Last updated on: 2026-02-26
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 | 6.3 |
| linux | linux_kernel | From 6.2 (inc) to 6.2.12 (inc) |
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 xgene hardware monitoring driver. Specifically, the functions ioremap and memremap are called but their allocated memory is not properly released, which can cause a resource leak. The issue was fixed by changing these calls to devm_ioremap and devm_memremap, which manage the memory automatically and prevent the leak.
How can this vulnerability impact me? :
The memory leak caused by this vulnerability can lead to inefficient use of system resources, potentially degrading system performance or stability over time if the leak accumulates. However, there is no indication that this vulnerability leads to direct security breaches such as privilege escalation or data exposure.
What immediate steps should I take to mitigate this vulnerability?
The vulnerability is fixed by modifying the Linux kernel driver code to use devm_ioremap and devm_memremap instead of ioremap and memremap, which prevents the memory leak. To mitigate this vulnerability, you should update your Linux kernel to a version that includes this fix.