CVE-2022-47022

4.7 mediumEPSS 0.3%

Medium (4.7) in open-mpi hwloc. EPSS 0.3% chance of exploitation in the next 30 days.

An issue was discovered in open-mpi hwloc 2.1.0 allows attackers to cause a denial of service or other unspecified impacts via glibc-cpuset in topology-linux.c.

Severity

CVSS 3.1

4.7 medium

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

EPSS: 0.3% chance of exploitation in the next 30 days; higher than 24% of CVEs (scores of 2026-10-31)
CWE: CWE-476
Published: 2023-08-22
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

open-mpi:hwloc

References

https://github.com/open-mpi/hwloc/issues/544
https://github.com/open-mpi/hwloc/issues/544

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