# wifi: cfg80211: validate assoc response length before status and IE access

CVE record · `CVE-2026-93806`

- **Identifiers:** `CVE-2026-93806`
- **State:** Confirmed
- **Severity:** CVSS 8.8 High
- **Critical:** No
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 24 Sept 2026
- **Updated:** 3 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 24 Sept 2026, 16:02 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: `6829c878ecd24ff0ae41b4668c7e9d0f11b66942 to before 3bcaaaa4ad334053ceea2ea2f0623f22afe2e1ac` (git)
  - affected: `6829c878ecd24ff0ae41b4668c7e9d0f11b66942 to before 71be658246c903b9e96976a23c23800675896a1b` (git)
  - affected: `6829c878ecd24ff0ae41b4668c7e9d0f11b66942 to before a57310600c1e2b9ada0f37c96e8f48aef47d3093` (git)
  - affected: `6829c878ecd24ff0ae41b4668c7e9d0f11b66942 to before 78ac450ad4624d6b2999cb4eeb28916767f81247` (git)
  - affected: `6829c878ecd24ff0ae41b4668c7e9d0f11b66942 to before b760113aeca2e9362d56bf9e9263373ffe6c8eb3` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `2.6.32`
  - unaffected: `before 2.6.32` (semver)
  - unaffected: `6.1.189 to 6.1.*, inclusive` (semver)
  - unaffected: `6.6.158 to 6.6.*, inclusive` (semver)
  - unaffected: `6.12.111 to 6.12.*, inclusive` (semver)
  - unaffected: `6.18.53 to 6.18.*, inclusive` (semver)
  - unaffected: `7.2 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)

- **CISA KEV:** Not listed.
- **EPSS:** 0.0025, the 17th percentile, on 12 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 24 Sept 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2026-93806](https://www.cve.org/CVERecord?id=CVE-2026-93806)
- [NVD: CVE-2026-93806](https://nvd.nist.gov/vuln/detail/CVE-2026-93806)

### References from the CNA

- <https://git.kernel.org/stable/c/3bcaaaa4ad334053ceea2ea2f0623f22afe2e1ac>
- <https://git.kernel.org/stable/c/71be658246c903b9e96976a23c23800675896a1b>
- <https://git.kernel.org/stable/c/a57310600c1e2b9ada0f37c96e8f48aef47d3093>
- <https://git.kernel.org/stable/c/78ac450ad4624d6b2999cb4eeb28916767f81247>
- <https://git.kernel.org/stable/c/b760113aeca2e9362d56bf9e9263373ffe6c8eb3>

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-2026-93806>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

---

The web page: <https://agentprime.io/advisories/CVE-2026-93806/>. Everything for agents: <https://agentprime.io/llms.txt>.