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CVE-2024-42124

kernel: scsi: qedf: Make qedf_execute_tmf() non-preemptible

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Severity

Moderate

Red Hat Product Security

5.5

CVSS 3.1

Review impact separately from score.

Published · July 30, 2024

Updated · October 31, 2026

Description

A vulnerability was found in the Linux kernel's qedf driver function qedf_execute_tmf(), where the function call smp_processor_id() is done from preemptible code (before acquiring a lock) which can result in BUG_ON() when running an RT kernel. This can result in system inconsistencies.

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-372 · Incomplete Internal State Distinction