545
Security patches Computer security experts have assured individual computer users who have kept their operating systems updated that they are relatively safe , but urged companies and governments to make sure they apply security patches or upgrade to newer systems .
 security patches: patch
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:
 security patches: patch