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Date: Mon, 20 Dec 2021 10:03:37 +0000
From: Gábor Szádovszky <>
Subject: CVE-2021-41561: Apache Parquet-MR potential DoS in case of
 malicious Parquet file 


Improper Input Validation vulnerability in Parquet-MR of Apache Parquet allows an attacker to DoS by malicious Parquet files. This issue affects Apache Parquet-MR version 1.9.0 and later versions.

This issue is being tracked as PARQUET-2094


1.12.x users should upgrade to 1.12.2
1.11.x users should upgrade to 1.11.2
Users of older release lines (<= 1.10.x) should upgrade to 1.12.2 or 1.11.2


This issue was discovered by Sergey Temnikov of the Amazon S3 team.

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