1091
Another high - severity bug ( CVE -2018-12378 ) is a use - after - free vulnerability that occurs when an IndexedDB index ( a low - level API for client - side storage of significant amounts of structured data ) is deleted while still in use by JavaScript code providing payload values .
 use - after - free vulnerability: vulnerability; CVE -2018-12378: common vulnerabilities and exposures; bug: vulnerability
Given event type and trigger, please tell me the arguments of all the listed option. Output format is "name1: role1; name2: role2". 
Event type: discover vulnerability 
  Option: vulnerable system owner, vulnerability, capabilities, time, vulnerable system version, discoverer, common vulnerabilities and exposures, supported platform, vulnerable system 
Text: {0} 
Answer:
 use - after - free vulnerability: vulnerability; CVE -2018-12378: common vulnerabilities and exposures; bug: vulnerability