Description
In Apache Hadoop 2.9.0 to 2.9.1, 2.8.3 to 2.8.4, 2.7.5 to 2.7.6, KMS blocking users or granting access to users incorrectly, if the system uses non-default groups mapping mechanisms.
Remediation
References
https://security.netapp.com/advisory/ntap-20190416-0009/
https://lists.apache.org/thread.html/5fb771f66946dd5c99a8a5713347c24873846f555d716f9ac17bccca%40%3Cgeneral.hadoop.apache.org%3E
https://lists.apache.org/thread.html/246cf223e7dc0c1dff90b78dccb6c3fe94e1a044dbf98e2333393302%40%3Ccommon-issues.hadoop.apache.org%3E
https://lists.apache.org/thread.html/5a44590b4eedc5e25f5bd3081d1631b52c174b5b99157f7950ddc270%40%3Ccommon-dev.hadoop.apache.org%3E
https://lists.apache.org/thread.html/9317fd092b257a0815434b116a8af8daea6e920b6673f4fd5583d5fe%40%3Ccommits.druid.apache.org%3E