Description
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.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | hwloc | 2.9.3-1 | — |
| Debian 13 | hwloc | 2.9.3-1 | — |
| Debian 12 | hwloc | No fix yet | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 22.04 LTS | hwloc | No fix yet | — |
| Ubuntu 20.04 LTS | hwloc | No fix yet | — |
| Ubuntu 18.04 LTS | hwloc | No fix yet | — |
| Ubuntu 16.04 LTS | hwloc | No fix yet | — |
| Ubuntu 14.04 LTS | hwloc | No fix yet | — |
Amazon Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Amazon Linux 2023 | hwloc +4 | 2.4.1-3.amzn2023.0.6 | ALAS2023-2023-335 |
| Amazon Linux 2 | hwloc +4 | 1.11.8-4.amzn2.0.2 | ALAS2-2023-2237 |
Azure Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Azure Linux 3 | hwloc | 2.9.2-2 | — |
| Azure Linux 3 | openmpi | 4.1.7-2 | — |
| Azure Linux 2 (CBL-Mariner) | hwloc | 2.5.0-2 | — |
| Azure Linux 2 (CBL-Mariner) | openmpi | 4.1.4-12 | — |
Advisories 2
- ALAS2023-2023-335 Moderate: hwloc security update (Amazon Linux 2023) Amazon Linux Security Center (ALAS) · Sep 7, 2023
- ALAS2-2023-2237 Moderate: hwloc security update (Amazon Linux 2) Amazon Linux Security Center (ALAS) · Sep 7, 2023