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McVittie said he was able to reproduce the bug in the Stretch version ( Debian 9 , in testing ) , but not in the Jessie version ( Debian 8 ) .
 the bug: vulnerability; McVittie: discoverer; Stretch version: vulnerable system version; Jessie version: vulnerable system version; Debian 9: vulnerable system; Debian 8: vulnerable system
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:
 the bug: vulnerability; McVittie: discoverer; Stretch version: vulnerable system version; Jessie version: vulnerable system version; Debian 9: vulnerable system; Debian 8: vulnerable system