[jira] [Created] (FLINK-19782) Upgrade antlr to 4.7.1 or newer

[Shang Yuanchun (Jira)]

Till Rohrmann created FLINK-19782:
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             Summary: Upgrade antlr to 4.7.1 or newer
                 Key: FLINK-19782
                 URL: https://issues.apache.org/jira/browse/FLINK-19782
             Project: Flink
          Issue Type: Task
          Components: API / Python
    Affects Versions: 1.11.2, 1.12.0
            Reporter: Till Rohrmann
             Fix For: 1.12.0, 1.11.3


A user reported dependency vulnerabilities which affect {{antlr}} [1]. We should upgrade this dependency to {{4.7.1}} or newer.

[1] https://lists.apache.org/thread.html/r0dd7ff197b2e3bdd80a0326587ca3d0c22e10d1dba17c769d6da7d7a%40%3Cuser.flink.apache.org%3E



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