CVE Database›Document archive›CVE-2024-38667

CVE-2024-38667

kernel: riscv: prevent pt_regs corruption for secondary idle threads

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Severity

Moderate

Red Hat Product Security

5.5

CVSS 3.1

Review impact separately from score.

Published · June 24, 2024

Updated · November 21, 2025

Description

A vulnerability was found in the Linux kernel, affecting the RISC-V architecture. This issue may corrupt pt_regs (processor status registers) for secondary idle threads, which could lead to undefined behavior or system instability. This issue has been addressed in a kernel update to prevent such corruption, ensuring stability and reliability in idle thread management on RISC-V systems.

Statement

Red Hat Enterprise Linux is not vulnerable to this CVE, as it does not affect the versions or configurations of the Linux kernel used in its distributions.

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

Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.

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-1260 · Improper Handling of Overlap Between Protected Memory Ranges