cve/2019/CVE-2019-10099.md
2025-09-29 21:09:30 +02:00

842 B

CVE-2019-10099

Description

Prior to Spark 2.3.3, in certain situations Spark would write user data to local disk unencrypted, even if spark.io.encryption.enabled=true. This includes cached blocks that are fetched to disk (controlled by spark.maxRemoteBlockSizeFetchToMem); in SparkR, using parallelize; in Pyspark, using broadcast and parallelize; and use of python udfs.

POC

Reference

No PoCs from references.

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