What’s Vulnerable › Vulnerabilities

CVE-2024-50009: cpufreq: amd-pstate: add check for cpufreq_cpu_get's return value

• Severity: medium (CVSS 5.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2024-10-21 · updated 2026-10-30
• Weakness: CWE-476

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.

Affected products

• Linux kernel: before 6.11.3 — fixed in 6.11.3
• Linux: 5.17 — fixed in 6.12

How to fix

Upgrade to a fixed version: Linux kernel 6.11.3; Linux 6.12. Check the vendor advisory for mitigations.

References

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

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