1115
All this prompted Lesniewski to push out a patch on Monday , and new , patched version snapshots of the software ( 1.4.23 - svn and 1.5.2 - svn ) .
 ( patch vulnerability: push out,  Lesniewski: releaser, a patch: patch, Monday: time, 1.5.2 - svn: patch number, 1.4.23 - svn: patch number, the software: vulnerable system, patched version snapshots: patch number) 
Locate the role in the text that participated in the event based on the event type and return it in the event list. 
 Option: Event type: phishing, data breach, ransom, discover vulnerability, patch vulnerability, Arguments type: vulnerable system, capabilities, vulnerability, number of victim, issues addressed, compromised data, damage amount, common vulnerabilities and exposures, victim, patch number, number of data, tool, discoverer, time, purpose, place, payment method, releaser, vulnerable system version, attacker, supported platform, patch, price, vulnerable system owner, trusted entity, attack pattern. 
Text: {0} 
Answer:
 ( patch vulnerability: push out,  Lesniewski: releaser, a patch: patch, Monday: time, 1.5.2 - svn: patch number, 1.4.23 - svn: patch number, the software: vulnerable system, patched version snapshots: patch number) 