# rtw89: cfo: check mac_id to avoid out-of-bounds

CVE record · `CVE-2022-49471`

- **Identifiers:** `CVE-2022-49471`
- **State:** Confirmed
- **Severity:** CVSS 8.8 High
- **Critical:** No
- **CNA:** Linux
- **Weakness (CWE):** [CWE-129](https://cwe.mitre.org/data/definitions/129.html)
- **Tags:** [CWE-129](https://agentprime.io/advisories/tag/cwe-129.md)
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 26 Feb 2025
- **Updated:** 5 Aug 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 26 Feb 2025, 02:13 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

## Affected products, as the CNA wrote them

- Vendor: Linux. Product: Linux.
  - affected: `e3ec7017f6a20d12ddd9fe23d345ebb7b8c104dd to before 03ed236480aeec8c2fd327a1ea6d711364c495e3` (git)
  - affected: `e3ec7017f6a20d12ddd9fe23d345ebb7b8c104dd to before c32fafe68298bb599e825c298e1d0ba30186f0a5` (git)
  - affected: `e3ec7017f6a20d12ddd9fe23d345ebb7b8c104dd to before 97df85871a5b187609d30fca6d85b912d9e02f29` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `5.16`
  - unaffected: `before 5.16` (semver)
  - unaffected: `5.17.14 to 5.17.*, inclusive` (semver)
  - unaffected: `5.18.3 to 5.18.*, inclusive` (semver)
  - unaffected: `5.19 to *, inclusive` (original_commit_for_fix)
  - Other versions: affected

## Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

## Severity and exploitation

- 8.8 High, CVSS 3.1: `CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H`, from CNA (Linux) (used for this record)
- 7.8 High, CVSS 3.1: `CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H`, from ADP (CISA-ADP)

- **CISA KEV:** Not listed.
- **EPSS:** 0.0032, the 25th percentile, on 7 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

## Timeline

This record came from the full history of the CVE Program, published 26 Feb 2025. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2022-49471](https://www.cve.org/CVERecord?id=CVE-2022-49471)
- [NVD: CVE-2022-49471](https://nvd.nist.gov/vuln/detail/CVE-2022-49471)

### References from the CNA

- <https://git.kernel.org/stable/c/03ed236480aeec8c2fd327a1ea6d711364c495e3>
- <https://git.kernel.org/stable/c/c32fafe68298bb599e825c298e1d0ba30186f0a5>
- <https://git.kernel.org/stable/c/97df85871a5b187609d30fca6d85b912d9e02f29>

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.

## Check whether this affects you

This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it. Compare the affected versions above with what you run.

- With the agentprime MCP server (<https://api.agentprime.io/mcp>), `get_advisory` returns this record and `search_advisories` finds related ones. Setup: <https://agentprime.io/mcp.md>
- As JSON: <https://api.agentprime.io/v1/advisories/CVE-2022-49471>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2022-49471/>. Everything for agents: <https://agentprime.io/llms.txt>.