---
cve: "CVE-2025-7964"
severity: "CRITICAL"
cvss: 9.2
epss: "28%"
vendor: "silabs.com"
kev: false
exploited: false
published: "2026-01-30 16:16:11"
tags: [cve, security, critical]
source: tsecurity.de CVE-Dossier
exported: "2026-09-15T17:49:21+02:00"
---

# CVE-2025-7964

> 9.2 CRITICAL

## Beschreibung

After receiving a 

malformed 802.15.4 MAC Data Request

 the Zigbee Coordinator sends a ‘network leave’ request to Zigbee router resulting in the Zigbee Router getting stuck in a non-rejoinable state. If a suitable parent is not available, the end devices will be unable to rejoin. A manual recommissioning is required to recover the Zigbee Router.

## CVSS-Vektor

```
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:H
```

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Netzwerk | bad |
| AC Komplexität | Gering | bad |
| PR Privilegien | Keine | bad |
| UI Interaktion | Keine | bad |

## Referenzen

- <https://community.silabs.com/068Vm00000dspiL>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/cve?cve=CVE-2025-7964) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI BITS_