# CVE-2022-50188: drm/meson: Fix refcount leak in meson\_encoder\_hdmi\_init

- 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: 5.17

## Description

In the Linux kernel, the following vulnerability has been resolved: drm/meson: Fix refcount leak in meson_encoder_hdmi_init of_find_device_by_node() takes reference, we should use put_device() to release it when not need anymore. Add missing put_device() in error path to avoid refcount leak.

## 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/50446ac34545580d073ff0dd154b796726772668
- https://git.kernel.org/stable/c/79b15eb0aa059b3a5bc60364ce82eb2cefac80db
- https://git.kernel.org/stable/c/bfcca6234b2a36d213f0cc1c127becc17680f7df
- https://git.kernel.org/stable/c/7381076809586528e2a812a709e2758916318a99

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