CVE-2022-50772

kernel: Linux kernel: Denial of Service due to memory leak in netdevsim

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Severity

Moderate

Red Hat Product Security

5.5

CVSS 3.1

Review impact separately from score.

Published · December 24, 2025

Updated · July 22, 2026

Description

A flaw was found in the Linux kernel's netdevsim component. A local user could exploit a memory leak vulnerability within the nsim_bus_dev_new() function. This occurs when device_register() fails, leading to an unreleased object name. This memory leak could potentially lead to a Denial of Service (DoS) on the system.

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-772 · Missing Release of Resource after Effective Lifetime