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Despite the fact the vulnerability had been patched for the Nexus 6 , Hay said the Moto G4 and G5 were still vulnerable to the same kernel command line injection flaw .
 ( discover vulnerability: were still vulnerable,  Moto G4 and G5: vulnerable system, kernel command line injection flaw: vulnerability) 
Locate the role in the text that participated in the event based on the event type and return it in the event list. 
 Option: Event type: phishing, data breach, ransom, discover vulnerability, patch vulnerability, Arguments type: vulnerable system, capabilities, vulnerability, number of victim, issues addressed, compromised data, damage amount, common vulnerabilities and exposures, victim, patch number, number of data, tool, discoverer, time, purpose, place, payment method, releaser, vulnerable system version, attacker, supported platform, patch, price, vulnerable system owner, trusted entity, attack pattern. 
Text: {0} 
Answer:
 ( discover vulnerability: were still vulnerable,  Moto G4 and G5: vulnerable system, kernel command line injection flaw: vulnerability) 