# wifi: mac80211: require a peer station for TDLS setup confirm

CVE record · `CVE-2026-98421`

- **Identifiers:** `CVE-2026-98421`
- **State:** Confirmed
- **Severity:** No CVSS score
- **Critical:** No
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 14 Oct 2026
- **Updated:** 19 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 14 Oct 2026, 13:27 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: `6f7eaa47e1de30159277f91f1145a6687f13ffd9 to before 6bae6ef511a29ef12ab969adeea691067d4d5d74` (git)
  - affected: `6f7eaa47e1de30159277f91f1145a6687f13ffd9 to before d0afa5395c46d73ad2090aa50209886e84f179bd` (git)
  - affected: `6f7eaa47e1de30159277f91f1145a6687f13ffd9 to before 742c762bee59c973684f70dfed7de4945d3141e2` (git)
  - affected: `6f7eaa47e1de30159277f91f1145a6687f13ffd9 to before fce36d242a18ddf64731d816a37564103172da11` (git)
  - affected: `6f7eaa47e1de30159277f91f1145a6687f13ffd9 to before 1c0a5c96473b9e7a5f4c453ef6a13dc0f5589a4b` (git)
  - affected: `6f7eaa47e1de30159277f91f1145a6687f13ffd9 to before 038e1d126304fd25d507fd4e671232df57bd1799` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `3.17`
  - unaffected: `before 3.17` (semver)
  - unaffected: `6.1.189 to 6.1.*, inclusive` (semver)
  - unaffected: `6.6.158 to 6.6.*, inclusive` (semver)
  - unaffected: `6.12.112 to 6.12.*, inclusive` (semver)
  - unaffected: `6.18.54 to 6.18.*, inclusive` (semver)
  - unaffected: `7.2.8 to 7.2.*, inclusive` (semver)
  - unaffected: `7.3 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

No source has published a CVSS score for this record yet.

- **CISA KEV:** Not listed.
- **EPSS:** 0.0022, the 11th percentile, on 9 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 14 Oct 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2026-98421](https://www.cve.org/CVERecord?id=CVE-2026-98421)
- [NVD: CVE-2026-98421](https://nvd.nist.gov/vuln/detail/CVE-2026-98421)

### References from the CNA

- <https://git.kernel.org/stable/c/6bae6ef511a29ef12ab969adeea691067d4d5d74>
- <https://git.kernel.org/stable/c/d0afa5395c46d73ad2090aa50209886e84f179bd>
- <https://git.kernel.org/stable/c/742c762bee59c973684f70dfed7de4945d3141e2>
- <https://git.kernel.org/stable/c/fce36d242a18ddf64731d816a37564103172da11>
- <https://git.kernel.org/stable/c/1c0a5c96473b9e7a5f4c453ef6a13dc0f5589a4b>
- <https://git.kernel.org/stable/c/038e1d126304fd25d507fd4e671232df57bd1799>

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-2026-98421>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-98421/>. Everything for agents: <https://agentprime.io/llms.txt>.