CVE-2022-47022

hwloc: null pointer dereference bug in open-mpi hwloc

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Severity

Moderate

Red Hat Product Security

5.1

CVSS 3.1

Review impact separately from score.

Published · August 22, 2023

Updated · November 22, 2025

Description

A flaw was found in open-mpi/hwloc. A NULL pointer dereference in the hwloc_linux_set_tid_cpubind function in topology-linux.c may cause the application to crash and lead to a denial of service in certain conditions.

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 · 5.1
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

CWE-476 · NULL Pointer Dereference