CVE-2022-50110
Unknown
Unknown - Not Provided
BaseFortify
Publication date: 2025-06-18
Last updated on: 2025-11-17
Assigner: kernel.org
Description
Description
In the Linux kernel, the following vulnerability has been resolved:
watchdog: sp5100_tco: Fix a memory leak of EFCH MMIO resource
Unlike release_mem_region(), a call to release_resource() does not
free the resource, so it has to be freed explicitly to avoid a memory
leak.
CVSS Scores
EPSS Scores
| Probability: | |
| Percentile: |
Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| linux | linux_kernel | From 5.15.160 (inc) to 5.16 (inc) |
| linux | linux_kernel | From 5.15.160 (inc) to 5.16 (inc) |
| linux | linux_kernel | From 5.15.160 (inc) to 5.16 (inc) |
Helpful Resources
Exploitability
CWE
KEV
| 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 watchdog component, specifically in the sp5100_tco driver. The issue arises because the function release_resource() does not free the EFCH MMIO resource, unlike release_mem_region(). As a result, the resource must be explicitly freed to avoid a memory leak.
How can this vulnerability impact me? :
The memory leak caused by this vulnerability can lead to inefficient use of system memory, potentially degrading system performance or causing instability over time if the leaked resources accumulate.
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