What’s Vulnerable › Vulnerabilities

CVE-2025-23137: cpufreq/amd-pstate: Add missing NULL ptr check in amd_pstate_update

• 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: 2025-04-16 · updated 2026-06-17
• Weakness: CWE-476

Description

In the Linux kernel, the following vulnerability has been resolved: cpufreq/amd-pstate: Add missing NULL ptr check in amd_pstate_update Check if policy is NULL before dereferencing it in amd_pstate_update.

Affected products

• Linux kernel: from 6.11 before 6.14.2 — fixed in 6.14.2

How to fix

Upgrade to a fixed version: Linux kernel 6.14.2. Check the vendor advisory for mitigations.

References

• https://git.kernel.org/stable/c/426db24d4db2e4f0d6720aeb7795eafcb9e82640
• https://git.kernel.org/stable/c/82b6dfff0d6000b14b271f74e43d672d81fb390e
• https://git.kernel.org/stable/c/b99c1c63d88c75a4dc5487c3696cda38697b8d35

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