# CVE-2022-50113: ASoc: audio-graph-card2: Fix refcount leak bug in \_\_graph\_get\_type()

- 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: 5.16

## Description

In the Linux kernel, the following vulnerability has been resolved: ASoc: audio-graph-card2: Fix refcount leak bug in __graph_get_type() We should call of_node_put() for the reference before its replacement as it returned by of_get_parent() which has increased the refcount. Besides, we should also call of_node_put() before return.

## What to do

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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/3bb0c0b5f0f866fc3785380e0860dc37ceacf342
- https://git.kernel.org/stable/c/7a63a8c253bf57dfd9fa3ee2a7f1a3727505f947
- https://git.kernel.org/stable/c/eda26893dabfc6da7a1e1ff5f8628ed9faab3ab9

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