CVE-2026-42241

ParquetSharp is a .NET library for reading and writing Apache Parquet files. From version 18.1.0 to before version 23.0.0.1, DecimalConverter.ReadDecimal makes a stackalloc using what might be an attacker-supplied value. If an attacker declares a decimal column with some unreasonable width, this...

GHSA-RRJR-V56M-WW88 ParquetSharp: Possible Stack Overflow When Reading a ParquetFile with Large Decimal Type Width

DecimalConverter.ReadDecimal makes a stackalloc using what might be an attacker-supplied value. If an attacker declares a decimal column with some unreasonable width, this could lead to a stack overflow. In a service environment, this would potentially take down a service. This affects applicatio...

arrow:parquet-arrow-fuzz: Bad-cast to const ::arrow::Decimal128Type from arrow::Decimal256Type in parquet::arrow::DecimalConverter<arrow::Decimal256Array, parquet::PhysicalType<

Project: https://github.com/apache/arrow.git Detailed Report: https://oss-fuzz.com/testcase?key=6015129204424704 Project: arrow Fuzzing Engine: libFuzzer Fuzz Target: parquet-arrow-fuzz Job Type: libfuzzerubsanarrow Platform Id: linux Crash Type: Bad-cast Crash Address: 0x00000488bee8 Crash State...