CVE-2023-53443
BaseFortify
Publication date: 2025-09-18
Last updated on: 2025-12-12
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 5.4.235 (exc) |
| linux | linux_kernel | From 5.5 (inc) to 5.10.173 (exc) |
| linux | linux_kernel | From 5.11 (inc) 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-NVD-CWE-noinfo |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability is related to the Linux kernel's arizona driver, specifically in the arizona_clk32k_enable() function. The issue is that the function uses pm_runtime_get_sync(), which increases a reference count even when it returns an error, leading to a reference count leak. The fix involves using pm_runtime_resume_and_get() instead to prevent this leak.
How can this vulnerability impact me? :
The vulnerability can cause a reference count leak in the Linux kernel's power management for the arizona device. This may lead to improper power management, potentially causing resource leaks or system instability related to the affected hardware component.