Details
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Bug
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Status: Open
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Major
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Resolution: Unresolved
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0.20.1, 0.20.2, 0.20.203.0, 0.20.205.0, 0.23.0
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None
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None
Description
org.apache.hadoop.mapred.MapTask.MapOutputBuffer.collect accepts a pair of Key and Value. There is chance that if somehow if a Null value or Key is passed to the method, we can end up having NPE.