[ https://issues.apache.org/jira/browse/ARROW-9948?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Neal Richardson updated ARROW-9948: ----------------------------------- Fix Version/s: (was: 5.0.0) 6.0.0 > [C++] Decimal128 does not check scale range when rescaling; can cause buffer > overflow > ------------------------------------------------------------------------------------- > > Key: ARROW-9948 > URL: https://issues.apache.org/jira/browse/ARROW-9948 > Project: Apache Arrow > Issue Type: Bug > Components: C++ > Reporter: Mingyu Zhong > Assignee: Andrew Wieteska > Priority: Major > Labels: pull-request-available > Fix For: 6.0.0 > > Time Spent: 2h 10m > Remaining Estimate: 0h > > BasicDecimal128::GetScaleMultiplier has a DCHECK on the scale, but the scale > can come from users. For example, Decimal128::FromString("1e100") will cause > an out-of-bound read. > BasicDecimal128::Rescale and BasicDecimal128::GetWholeAndFraction have the > same problem. -- This message was sent by Atlassian Jira (v8.3.4#803005)