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.
Analysis and contextual insights are available on OpenCVE Cloud.
No vendor fix or workaround currently provided.
Additional remediation guidance may be available on OpenCVE Cloud.
Tracking
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| Link | Providers |
|---|---|
| https://community.silabs.com/068Vm00000dspiL |
|
Tue, 03 Feb 2026 15:00:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| First Time appeared |
Silabs
Silabs zigbee Stack |
|
| Vendors & Products |
Silabs
Silabs zigbee Stack |
Fri, 30 Jan 2026 16:15:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Metrics |
ssvc
|
Fri, 30 Jan 2026 15:30:00 +0000
| Type | Values Removed | Values Added |
|---|---|---|
| Description | 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. | |
| Title | Zigbee Router Denial of Service | |
| Weaknesses | CWE-229 | |
| References |
| |
| Metrics |
cvssV4_0
|
Status: PUBLISHED
Assigner: Silabs
Published:
Updated: 2026-01-30T15:36:46.637Z
Reserved: 2025-07-21T17:44:17.730Z
Link: CVE-2025-7964
Updated: 2026-01-30T15:36:35.768Z
Status : Deferred
Published: 2026-01-30T16:16:11.960
Modified: 2026-04-15T00:35:42.020
Link: CVE-2025-7964
No data.
OpenCVE Enrichment
Updated: 2026-02-02T09:27:26Z