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Microsoft released its Meltdown and Spectre patches on January 4 , a day after security researchers disclosed the two flaws , vulnerabilities that allow attackers to retrieve data from protected areas of modern CPUs .
 security researchers: discoverer; a day after: time; the two flaws: vulnerability; vulnerabilities: vulnerability; allow attackers to retrieve data from protected areas: capabilities; modern CPUs: supported platform
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:
 security researchers: discoverer; a day after: time; the two flaws: vulnerability; vulnerabilities: vulnerability; allow attackers to retrieve data from protected areas: capabilities; modern CPUs: supported platform