Fix BrokerHandle_Connect null check#477
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dgarske merged 1 commit intowolfSSL:masterfrom Mar 20, 2026
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Pull request overview
This PR fixes a potential null/invalid access in the broker’s MQTT v5 CONNECT handling by guarding the CONNACK Assigned Client Identifier property population with a BROKER_STR_VALID(bc->client_id) check.
Changes:
- Wrap
MQTT_PROP_ASSIGNED_CLIENT_IDproperty creation/assignment inBROKER_STR_VALID(bc->client_id)to preventXSTRLEN(bc->client_id)on an invalid value.
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dgarske
approved these changes
Mar 20, 2026
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wraps the property assignment block with
BROKER_STR_VALID(bc->client_id)