CVE-2022-50458
BaseFortify
Publication date: 2025-10-01
Last updated on: 2025-10-02
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 | From 5.15.160 (inc) to 5.16 (inc) |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-UNKNOWN |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
This vulnerability is a reference count leak in the Linux kernel's Tegra clock initialization code. Specifically, the function of_find_matching_node() returns a node pointer with its reference count incremented, but the code did not call of_node_put() to decrement the reference count when the node was no longer needed. This missing call causes a reference count leak.
How can this vulnerability impact me? :
The reference count leak can lead to resource leaks in the kernel, potentially causing increased memory usage or instability over time in systems using the affected Tegra clock code.
What immediate steps should I take to mitigate this vulnerability?
To mitigate this vulnerability, update the Linux kernel to a version that includes the fix for the refcount leak in tegra210_clock_init, where the missing of_node_put() call has been added to prevent the leak.