CVE-2022-50744

kernel: Linux kernel: Hard lockup in lpfc driver leads to Denial of Service

Loading…

Severity

Moderate

Red Hat Product Security

5.5

CVSS 3.1

Review impact separately from score.

Published · December 24, 2025

Updated · June 30, 2026

Description

A flaw was found in the Linux kernel. A local user could trigger a hard lockup by concurrently reading the rx_monitor from debugfs during I/O operations in the lpfc driver. This concurrency issue, caused by insufficient spin lock protection, leads to a system crash and results in a Denial of Service (DoS).

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-413 · Improper Resource Locking