# wifi: mac80211: avoid WARN in set_bitrate_mask when sdata not in driver

CVE record · `CVE-2026-98406`

- **Identifiers:** `CVE-2026-98406`
- **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: `554a43d5e77e8256aa9685ffd19ad555e6f77979 to before 4ba86c44b2fcb1c3175caa2456b6d58f483446ab` (git)
  - affected: `554a43d5e77e8256aa9685ffd19ad555e6f77979 to before 4095b66acae9893dd13deb39a4331651cb2f822b` (git)
  - affected: `554a43d5e77e8256aa9685ffd19ad555e6f77979 to before c2cd9c44777cf97be3e35c10b7c2d8f59ebb9306` (git)
  - affected: `554a43d5e77e8256aa9685ffd19ad555e6f77979 to before 0d1700394e9f5d0bd9bebad8d5a50edf983f52fd` (git)
  - affected: `554a43d5e77e8256aa9685ffd19ad555e6f77979 to before 7978dda63d2b109ea9c3f7a096cd1aac6542cd54` (git)
  - affected: `554a43d5e77e8256aa9685ffd19ad555e6f77979 to before 432c8532d5ccc2af77da43ed6ef1c80495a4efe8` (git)
  - affected: `554a43d5e77e8256aa9685ffd19ad555e6f77979 to before c4ee5685af444024e6222ce29f6ed36adc44ffc3` (git)
  - affected: `554a43d5e77e8256aa9685ffd19ad555e6f77979 to before da2ca406f45a6e21760243152ed8d2e8e72915c2` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `3.5`
  - unaffected: `before 3.5` (semver)
  - unaffected: `5.10.271 to 5.10.*, inclusive` (semver)
  - unaffected: `5.15.222 to 5.15.*, inclusive` (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 12th percentile, on 8 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-2026-98406](https://www.cve.org/CVERecord?id=CVE-2026-98406)
- [NVD: CVE-2026-98406](https://nvd.nist.gov/vuln/detail/CVE-2026-98406)

### References from the CNA

- <https://git.kernel.org/stable/c/4ba86c44b2fcb1c3175caa2456b6d58f483446ab>
- <https://git.kernel.org/stable/c/4095b66acae9893dd13deb39a4331651cb2f822b>
- <https://git.kernel.org/stable/c/c2cd9c44777cf97be3e35c10b7c2d8f59ebb9306>
- <https://git.kernel.org/stable/c/0d1700394e9f5d0bd9bebad8d5a50edf983f52fd>
- <https://git.kernel.org/stable/c/7978dda63d2b109ea9c3f7a096cd1aac6542cd54>
- <https://git.kernel.org/stable/c/432c8532d5ccc2af77da43ed6ef1c80495a4efe8>
- <https://git.kernel.org/stable/c/c4ee5685af444024e6222ce29f6ed36adc44ffc3>
- <https://git.kernel.org/stable/c/da2ca406f45a6e21760243152ed8d2e8e72915c2>

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-2026-98406>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

---

The web page: <https://agentprime.io/advisories/CVE-2026-98406/>. Everything for agents: <https://agentprime.io/llms.txt>.