2003
The researchers have notified major antivirus vendors of their findings , and some of them ( Malwarebytes , AVG ) have already issued a patch for the vulnerability .
 a patch: patch; the vulnerability: vulnerability; The researchers: releaser
Given event type and trigger, please tell me the arguments of all the listed option. Output format is "name1: role1; name2: role2". 
Event type: patch vulnerability 
  Option: issues addressed, patch, vulnerability, time, vulnerable system version, releaser, patch number, common vulnerabilities and exposures, supported platform, vulnerable system 
Text: {0} 
Answer:
 a patch: patch; the vulnerability: vulnerability; The researchers: releaser