# DSA-5547-1: pmix security update

DSA-5547-1, released November 4, 2023, fixes 1 CVE in pmix. None of them is reported as exploited. Patch Radar priority: High.

- Web page: https://patchblox.com/security/fix/linux/dsa-5547-1
- Platform: Linux
- Released: Nov 4, 2023
- Priority: High (Closes CVE-2023-41915, high severity)
- CVEs: 1, exploited: 0, on CISA KEV: 0
- Vendor advisory: https://security-tracker.debian.org/tracker/CVE-2023-41915

## Applies to

| Product | Release | Fixed in |
|---|---|---|
| [pmix](https://patchblox.com/security/data/product/linux/pmix.md) | Debian 11.6 (bullseye) | 4.0.0-4.1+deb11u1 |
| [pmix](https://patchblox.com/security/data/product/linux/pmix.md) | Debian 12.15 (bookworm) | 4.2.2-1+deb12u1 |

## CVEs this fix closes

| CVE | Priority | Title | CVSS | EPSS | Exploitation |
|---|---|---|---:|---:|---|
| [CVE-2023-41915](https://patchblox.com/security/data/cve/CVE-2023-41915.md) | High | pmix: The Process Management Interface (PMI) provides process management functions for MPI implementations | 8.1 | 0.0123 |  |

---

Data as of 2026-11-07T06:34:28Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo