# CVE-2022-49241: ASoC: atmel: Fix error handling in sam9x5\_wm8731\_driver\_probe

- Severity: CVSS 5.5 (Medium), CISA-ADP
- Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2025-02-26 · Updated: 2026-05-11

## Affected

- Linux: version range not reported
- Linux: 3.12

## Description

In the Linux kernel, the following vulnerability has been resolved: ASoC: atmel: Fix error handling in sam9x5_wm8731_driver_probe The device_node pointer is returned by of_parse_phandle() with refcount incremented. We should use of_node_put() on it when done. This function only calls of_node_put() in the regular path. And it will cause refcount leak in error path.

## 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/90ac679aa6a01841da90ec5a4aaa4b5e0badddf0
- https://git.kernel.org/stable/c/f589063b585ac6dd2081bde6c145411cf48d8d92
- https://git.kernel.org/stable/c/14228225091a0854b1de23e5b4fe8bdeeca9683b
- https://git.kernel.org/stable/c/f43ad5dc43240289f4cf13c16cc506f4f7087931
- https://git.kernel.org/stable/c/740dc3e846537c3743da98bf106f376023fd085c

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Page: https://cve.now/CVE-2022-49241
JSON: https://cve.now/api/v1/entries/CVE-2022-49241
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