CVE-2025-37831: cpufreq: apple-soc: Fix null-ptr-deref in apple_soc_cpufreq_get_rate()
First published: Thu May 08 2025(Updated: )
In the Linux kernel, the following vulnerability has been resolved: cpufreq: apple-soc: Fix null-ptr-deref in apple_soc_cpufreq_get_rate() cpufreq_cpu_get_raw() can return NULL when the target CPU is not present in the policy->cpus mask. apple_soc_cpufreq_get_rate() does not check for this case, which results in a NULL pointer dereference.
Credit: 416baaa9-dc9f-4396-8d5f-8c081fb06d67
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linux Kernel |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2025-37831?
CVE-2025-37831 is rated as a low-severity vulnerability affecting the Linux kernel.
How do I fix CVE-2025-37831?
To fix CVE-2025-37831, ensure you update to the latest version of the Linux kernel that includes the patch addressing this vulnerability.
Who is affected by CVE-2025-37831?
CVE-2025-37831 affects users of the Linux kernel, specifically those using the cpufreq subsystem on systems with Apple SoCs.
What kind of vulnerability is CVE-2025-37831?
CVE-2025-37831 is a null pointer dereference vulnerability that can occur in the apple_soc_cpufreq_get_rate() function.
What is the impact of CVE-2025-37831?
The impact of CVE-2025-37831 includes potential system instability or crashes due to a null pointer dereference when the target CPU is not present.
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