CVE-2025-37831
MediumIn 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.
CVSS 3.1 score
5.5
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weakness type
CWE-476CVE-2025-37831 is a NULL Pointer Dereference vulnerability
What is NULL Pointer Dereference?
The product dereferences a pointer that it expects to be valid but is NULL, typically causing a crash. Learn more on MITRE CWE
Affected versions
Linux kernel versions
6.2
and later are affected. Fixed in
6.6.89,
6.12.26,
6.14.5,
6.15
and their respective stable series.
References
The following references provide additional information about CVE-2025-37831 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.
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PatchKernel patch commithttps://git.kernel.org/stable/c/01e86ea22610d98ae6141e428019a6916e79f725
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PatchKernel patch commithttps://git.kernel.org/stable/c/1053dcf8a504d4933bb3f73df22bc363298d194b
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PatchKernel patch commithttps://git.kernel.org/stable/c/9992649f6786921873a9b89dafa5e04d8c5fef2b
Frequently asked questions
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What is CVE-2025-37831?
CVE-2025-37831 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.5 out of 10 , classified as a NULL Pointer Dereference flaw (CWE-476) . It affects Linux kernel versions from 6.2 onward and has been patched in 6.6.89, 6.12.26, 6.14.5 and others. CVE-2025-37831 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
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What is the CVSS score for CVE-2025-37831?
CVE-2025-37831 has a CVSS score of 5.5 out of 10, rated Medium severity (CVSS 3.1). The vector string is
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H. -
Is there a patch available for CVE-2025-37831?
Yes — CVE-2025-37831 has been patched. Fixed versions include 6.6.89, 6.12.26, 6.14.5 and others. If you are running Linux kernel 6.2 or later up to the fix versions, apply the relevant patch for your kernel branch.
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Is CVE-2025-37831 actively exploited?
No — CVE-2025-37831 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.
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What is NULL Pointer Dereference (CWE-476)?
The product dereferences a pointer that it expects to be valid but is NULL, typically causing a crash. View CWE-476 on MITRE CWE →