What’s Vulnerable › Vulnerabilities

CVE-2022-24939: Malformed Zigbee packet with invalid destination address causes Assert

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-11-18 · updated 2026-06-17
• Weakness: CWE-119

Description

A malformed packet containing an invalid destination address, causes a stack overflow in the Ember ZNet stack. This causes an assert which leads to a reset, immediately clearing the error.

Affected products

• silabs.com Gecko Platform: all versions
• Silabs Zigbee Emberznet: all versions

References

• https://github.com/SiliconLabs/gecko_sdk
• https://siliconlabs.lightning.force.com/sfc/servlet.shepherd/document/download/0698Y00000IWDCwQAP?operationContext=S1
• https://github.com/SiliconLabs/gecko_sdk
• https://siliconlabs.lightning.force.com/sfc/servlet.shepherd/document/download/0698Y00000IWDCwQAP?operationContext=S1

Get alerted when CVE-2022-24939 or the next vulnerability affects your stack