CVE-2024-50178

kernel: cpufreq: loongson3: Use raw_smp_processor_id() in do_service_request()

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Severity

Moderate

Red Hat Product Security

5.5

CVSS 3.1

Review impact separately from score.

Published · November 8, 2024

Updated · November 21, 2025

Description

In the Linux kernel, the following vulnerability has been resolved:

cpufreq: loongson3: Use raw_smp_processor_id() in do_service_request()

Use raw_smp_processor_id() instead of plain smp_processor_id() in do_service_request(), otherwise we may get some errors with the driver enabled:

BUG: using smp_processor_id() in preemptible [00000000] code: (udev-worker)/208 caller is loongson3_cpufreq_probe+0x5c/0x250 [loongson3_cpufreq]

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 5.5
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CWE-588 · Attempt to Access Child of a Non-structure Pointer