# wifi: cfg80211: validate IEs in cfg80211_wext_siwgenie()

CVE record · `CVE-2026-93784`

- **Identifiers:** `CVE-2026-93784`
- **State:** Confirmed
- **Severity:** No CVSS score
- **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: `f21293549f60f88c74fcb9944737f11048896dc4 to before 269498ce6c1e2132b072aa0c8660404926008f03` (git)
  - affected: `f21293549f60f88c74fcb9944737f11048896dc4 to before 685082f4be77f4657b498ebbe9f942ef65c492cf` (git)
  - affected: `f21293549f60f88c74fcb9944737f11048896dc4 to before 8b921a8993469a3482e0c67b5ce5cb6ce93f5f61` (git)
  - affected: `f21293549f60f88c74fcb9944737f11048896dc4 to before d01f1600e8b075aa17adb751ac9881bb6ee40dcc` (git)
  - affected: `f21293549f60f88c74fcb9944737f11048896dc4 to before c970879e03b23a27df42caf7ba506485a165fb96` (git)
  - affected: `f21293549f60f88c74fcb9944737f11048896dc4 to before 01cc395cecfaa73134d39fb9a401d9605d8bb2c5` (git)
  - affected: `f21293549f60f88c74fcb9944737f11048896dc4 to before a2f5286ca4f304d3fd469f01b96b518608912a5c` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `2.6.32`
  - unaffected: `before 2.6.32` (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: `6.12.111 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

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

- **CISA KEV:** Not listed.
- **EPSS:** 0.0017, the 6th percentile, on 14 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-2026-93784](https://www.cve.org/CVERecord?id=CVE-2026-93784)
- [NVD: CVE-2026-93784](https://nvd.nist.gov/vuln/detail/CVE-2026-93784)

### References from the CNA

- <https://git.kernel.org/stable/c/269498ce6c1e2132b072aa0c8660404926008f03>
- <https://git.kernel.org/stable/c/685082f4be77f4657b498ebbe9f942ef65c492cf>
- <https://git.kernel.org/stable/c/8b921a8993469a3482e0c67b5ce5cb6ce93f5f61>
- <https://git.kernel.org/stable/c/d01f1600e8b075aa17adb751ac9881bb6ee40dcc>
- <https://git.kernel.org/stable/c/c970879e03b23a27df42caf7ba506485a165fb96>
- <https://git.kernel.org/stable/c/01cc395cecfaa73134d39fb9a401d9605d8bb2c5>
- <https://git.kernel.org/stable/c/a2f5286ca4f304d3fd469f01b96b518608912a5c>

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-2026-93784>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-93784/>. Everything for agents: <https://agentprime.io/llms.txt>.