# wifi: mt76: mt7996: validate default EEPROM firmware size

CVE record · `CVE-2026-80933`

- **Identifiers:** `CVE-2026-80933`
- **State:** Confirmed
- **Severity:** CVSS 7.8 High
- **Critical:** No
- **CNA:** Linux
- **Technologies:** [Linux kernel](https://agentprime.io/advisories/technology/linux-kernel.md)
- **Published:** 11 Sept 2026
- **Updated:** 19 Oct 2026
- **Reviewed by a person:** No

Published by the CVE Program (CNA: Linux) at 11 Sept 2026, 19:42 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: `98686cd21624c75a043e96812beadddf4f6f48e5 to before b4bf67cc0871b13103c404b38e332b9d4403a0da` (git)
  - affected: `98686cd21624c75a043e96812beadddf4f6f48e5 to before 127a291f4c8069a4e71906938402cacfe24ee8cd` (git)
  - affected: `98686cd21624c75a043e96812beadddf4f6f48e5 to before 03b81f015dbb29807ce1ec6d45537d658abdac69` (git)
  - affected: `98686cd21624c75a043e96812beadddf4f6f48e5 to before 7074ec3769820302f1ccf8794a40a6582153b820` (git)
  - affected: `98686cd21624c75a043e96812beadddf4f6f48e5 to before 653c6e289b13cc6942f3e8f8e3c568e70fa42d1f` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `6.2`
  - unaffected: `before 6.2` (semver)
  - unaffected: `6.6.157 to 6.6.*, inclusive` (semver)
  - unaffected: `6.12.110 to 6.12.*, inclusive` (semver)
  - unaffected: `6.18.50 to 6.18.*, inclusive` (semver)
  - unaffected: `7.2.4 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

- 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 CNA (Linux)

- **CISA KEV:** Not listed.
- **EPSS:** 0.0013, the 2nd 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 11 Sept 2026. New records show when each source confirmed them.

## Sources

- [CVE List: CVE-2026-80933](https://www.cve.org/CVERecord?id=CVE-2026-80933)
- [NVD: CVE-2026-80933](https://nvd.nist.gov/vuln/detail/CVE-2026-80933)

### References from the CNA

- <https://git.kernel.org/stable/c/b4bf67cc0871b13103c404b38e332b9d4403a0da>
- <https://git.kernel.org/stable/c/127a291f4c8069a4e71906938402cacfe24ee8cd>
- <https://git.kernel.org/stable/c/03b81f015dbb29807ce1ec6d45537d658abdac69>
- <https://git.kernel.org/stable/c/7074ec3769820302f1ccf8794a40a6582153b820>
- <https://git.kernel.org/stable/c/653c6e289b13cc6942f3e8f8e3c568e70fa42d1f>

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-2026-80933>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-80933/>. Everything for agents: <https://agentprime.io/llms.txt>.