[ https://issues.apache.org/jira/browse/KAFKA-7324?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Rajini Sivaram resolved KAFKA-7324. ----------------------------------- Resolution: Fixed > NPE due to lack of SASLExtensions in SASL/OAUTHBEARER > ----------------------------------------------------- > > Key: KAFKA-7324 > URL: https://issues.apache.org/jira/browse/KAFKA-7324 > Project: Kafka > Issue Type: Bug > Components: clients > Affects Versions: 2.1.0 > Reporter: Ron Dagostino > Assignee: Ron Dagostino > Priority: Major > Fix For: 2.1.0 > > > When there are no SASL extensions in an OAUTHBEARER request (or the callback > handler does not support SaslExtensionsCallback) the > OAuthBearerSaslClient.retrieveCustomExtensions() method returns null. This > null value is then passed to the OAuthBearerClientInitialResponse > constructor, and that results in an NPE: > java.lang.NullPointerException > at > org.apache.kafka.common.security.oauthbearer.internals.OAuthBearerClientInitialResponse.validateExtensions(OAuthBearerClientInitialResponse.java:115) > at > org.apache.kafka.common.security.oauthbearer.internals.OAuthBearerClientInitialResponse.<init>(OAuthBearerClientInitialResponse.java:81) > at > org.apache.kafka.common.security.oauthbearer.internals.OAuthBearerClientInitialResponse.<init>(OAuthBearerClientInitialResponse.java:75) > at > org.apache.kafka.common.security.oauthbearer.internals.OAuthBearerSaslClient.evaluateChallenge(OAuthBearerSaslClient.java:99) -- This message was sent by Atlassian JIRA (v7.6.3#76005)