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7.1

CVE-2026-47150: EmberZNet v9.0.2 and earlier: Malformed Network Messages Cause Crash

CVE-2026-47150 · published 4 months ago
Summary

EmberZNet network software versions 9.0.2 and earlier can crash if they receive a specific type of malformed message from a trusted device on the network. This could cause network disruptions. To fix this, update to the latest version of EmberZNet.

What to do

The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.

Affected software
VendorProductAffected versions
silabs emberznet <= 9.0.2
cpe:2.3:a:silabs:emberznet:*:*:*:*:*:*:*:*
Original advisory text
In EmberZNet v9.0.2 and earlier, malformed IAS Zone enrollment messages can trigger an out-of-bounds state-table write and terminate the process. The size and location of this write is limited. The...
In EmberZNet v9.0.2 and earlier, malformed IAS Zone enrollment messages can trigger an out-of-bounds state-table write and terminate the process. The size and location of this write is limited. These messages must come from a device that has already joined the network. Only devices supporting the IAS Zone cluster may be impacted.
Fix within
Internet-facing 14 days
Internal 60 days
  • Not known to be exploited
  • Can be exploited automatically
  • Gives an attacker partial control
Severity
7.1 High
Exploitation
<1% chance of attack within 30 days
Type
CWE-787Out-of-bounds Write
Timeline
Published25 Jun 2026
Updated4 Nov 2026
First seen25 Jun 2026
Sources
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