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OpenAdvisories
High · 7.1 CVE-2026-47153 EUVD-2026-39353GHSA-qmrv-48wx-3c53

Level Control Step With On/Off divide-by-zero in EmberZNet v9.0.2

Published Jun 25, 2026 · Updated Jun 25, 2026 · Assigned by Silabs

Description

In EmberZNet v9.0.2 and earlier, a malformed Level Control Step command can terminate the process through a divide-by-zero fault. This command must come from a device that has already joined the network. Only devices supporting the Level Control cluster may be impacted.

Affected products

VendorProductAffectedFixed
Silicon Labs EmberZNet ≤ 9.0.2 —

References