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An out of bounds read flaw ( CVE -2018-12824 ) , a security bypass error ( CVE -2018-12825 ) , two information disclosure vulnerabilities ( CVE -2018-12826 , CVE -2018-12827 ) , and a privilege escalation flaw ( CVE -2018-12828 ) have all been patched .
 patch vulnerability: have all been patched
Please tell me event type and its trigger word from given type options. Output format is "type: trigger".  Option: phishing, data breach, ransom, discover vulnerability, patch vulnerability 
Text: {0} 
Answer:
 patch vulnerability: have all been patched