# wifi: iwlwifi: mvm: validate TX_CMD response layout

CVE record · `CVE-2026-93793`

- **Identifiers:** `CVE-2026-93793`
- **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:** 30 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: `8ca151b568b67a7b72dcfc6ee6ea7c107ddd795c to before 658b5c00d653cdd72babc86791f6f6711190c740` (git)
  - affected: `8ca151b568b67a7b72dcfc6ee6ea7c107ddd795c to before 5e871c03506c529d5fe372d099c1ad1465c7bc38` (git)
  - affected: `8ca151b568b67a7b72dcfc6ee6ea7c107ddd795c to before fc14f5fe8a4374ed1088cfbddc1dae4d16c9935b` (git)
  - affected: `8ca151b568b67a7b72dcfc6ee6ea7c107ddd795c to before 4d942dfc13aec393e003ab28ff58db744c26e6eb` (git)
  - affected: `8ca151b568b67a7b72dcfc6ee6ea7c107ddd795c to before 8d70881707b47353359df57df12f6de67fdacdd2` (git)
  - Other versions: unaffected
- Vendor: Linux. Product: Linux.
  - affected: `3.9`
  - unaffected: `before 3.9` (semver)
  - unaffected: `6.1.191 to 6.1.*, inclusive` (semver)
  - unaffected: `6.6.160 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

## Machine-written summary

Summary written by Claude Haiku from the source advisory. Not reviewed by a person.

> The Linux kernel iwlwifi driver (mvm) is affected from version 3.9 until the fixes in the stable releases listed. The source gives few details on what an attacker needs or what they can achieve. Upgrade to Linux 6.1.191, 6.6.160, 6.12.111, 6.18.53 or a later release in the matching branch.

Written 12 Nov 2026.

## 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:** 0.0026, the 17th percentile, on 13 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-2026-93793](https://www.cve.org/CVERecord?id=CVE-2026-93793)
- [NVD: CVE-2026-93793](https://nvd.nist.gov/vuln/detail/CVE-2026-93793)

### References from the CNA

- <https://git.kernel.org/stable/c/658b5c00d653cdd72babc86791f6f6711190c740>
- <https://git.kernel.org/stable/c/5e871c03506c529d5fe372d099c1ad1465c7bc38>
- <https://git.kernel.org/stable/c/fc14f5fe8a4374ed1088cfbddc1dae4d16c9935b>
- <https://git.kernel.org/stable/c/4d942dfc13aec393e003ab28ff58db744c26e6eb>
- <https://git.kernel.org/stable/c/8d70881707b47353359df57df12f6de67fdacdd2>

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-2026-93793>
- Everything that needs attention now: <https://agentprime.io/advisories/critical.md>

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The web page: <https://agentprime.io/advisories/CVE-2026-93793/>. Everything for agents: <https://agentprime.io/llms.txt>.