Description
The Ember ZNet stack’s packet buffer manager may read out of bound memory leading to an assert, causing a Denial of Service (DoS).
Metrics
CVSS 4.0 5.9/10
CVSS:4.0/AV:A/AC:L/AT:P/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:XWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| silabs.com | Zigbee Stack | <= 4.4.4 |
| silabs.com | Zigbee Stack | <= 2024.6.2 |
References
- https://community.silabs.com/068Vm00000SkHNX
- https://www.silabs.com/documents/public/release-notes/emberznet-release-notes-7.5.0.0.pdf
- https://www.silabs.com/documents/public/release-notes/emberznet-release-notes-8.0.3.0.pdf
- https://www.silabs.com/documents/public/release-notes/emberznet-release-notes-8.1.0.0.pdf
Timeline
- Published
- Jul 30, 2025
- Last modified
- Jun 17, 2026
- NVD status
- Deferred