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OpenAdvisories
High · 7.1 CVE-2026-47151 EUVD-2026-39406GHSA-f5m5-vmq3-gx5r

Door Lock ClearWeekdaySchedule invalid table index and write in EmberZNet v9.0.2

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

Description

In EmberZNet v9.0.2 and earlier, malformed ClearWeekdaySchedule messages can trigger out-of-bounds writes into Door Lock schedule state. The size and location of this data is limited. These messages must come from a device that has already joined the network. Only devices supporting the Door Lock cluster may be impacted.

Affected products

VendorProductAffectedFixed
Silicon Labs EmberZNet ≤ 9.0.2 —

References