[AMQ-7439] AbstractMQTTSocket#getProtocolConverter: Race condition in double-checked locking object initialization

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 5.15.11
• Fix Version/s: 5.16.0, 5.15.13
• Component/s: MQTT
• Assignee: Jean-Baptiste Onofré
• Reporter: Pascal Schumacher
• Created: 08/Mar/20 10:09
• Updated: 16/May/20 05:26
• Resolved: 16/May/20 05:26

Description

There is a race condition in AbstractMQTTSocket#getProtocolConverter.

protocolConverter may be visible to other threads before its properties are set.

Issue Links

• links to: GitHub Pull Request #503