---
cve: "CVE-2026-38641"
severity: "HIGH"
cvss: 7.5
epss: "45%"
vendor: "n/a"
kev: false
exploited: false
published: "2026-06-26 21:16:33"
tags: [cve, security, high]
source: tsecurity.de CVE-Dossier
exported: "2026-09-12T03:09:57+02:00"
---

# CVE-2026-38641

> 7.5 HIGH · 🧪 PoC

## Beschreibung

An issue in the DSO::mmap_and_copy function of relibc commit 61f42d allows attackers to cause a Denial of Service (DoS) via loading a crafted shared library.

## CVSS-Vektor

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

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Netzwerk | bad |
| AC Komplexität | Gering | bad |
| PR Privilegien | Keine | bad |
| UI Interaktion | Keine | bad |
| S Scope | Unverändert | good |
| C Vertraulichkeit | Keine | good |
| I Integrität | Keine | good |
| A Verfügbarkeit | Hoch | bad |

## Referenzen

- <https://gitlab.redox-os.org/redox-os/relibc/-/issues/263>
- <https://gitlab.redox-os.org/redox-os/relibc/-/merge_requests/1046>
- <https://github.com/Marsman1996/pocs/tree/master/redox/CVE-2026-38641>
- <https://gitlab.redox-os.org/redox-os/relibc/-/work_items/263>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2026-38641) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_