CVE-2022-50249
Unknown Unknown - Not Provided
BaseFortify

Publication date: 2025-09-15

Last updated on: 2025-11-25

Assigner: kernel.org

Description
In the Linux kernel, the following vulnerability has been resolved: memory: of: Fix refcount leak bug in of_get_ddr_timings() We should add the of_node_put() when breaking out of for_each_child_of_node() as it will automatically increase and decrease the refcount.
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Meta Information
Published
2025-09-15
Last Modified
2025-11-25
Generated
2026-06-16
AI Q&A
2025-09-15
EPSS Evaluated
2026-06-15
NVD
CVE-2022-50249
Affected Vendors & Products
Showing 8 associated CPEs
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)
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)
linux linux_kernel From 5.15.160 (inc) to 5.16 (inc)
linux linux_kernel From 5.15.160 (inc) to 5.16 (inc)
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Exploitability
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Executive Summary

This vulnerability is a reference count leak bug in the Linux kernel function of_get_ddr_timings(). It occurs because the function does not properly call of_node_put() when breaking out of the for_each_child_of_node() loop, which manages reference counting. This can lead to incorrect reference counting and potential resource leaks.

Impact Analysis

The impact of this vulnerability could be resource leaks in the Linux kernel due to improper reference counting. This might lead to increased memory usage or instability in systems relying on the affected kernel function.

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