github-advanced-security[bot] commented on code in PR #15917:
URL: https://github.com/apache/druid/pull/15917#discussion_r1495060353
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processing/src/main/java/org/apache/druid/frame/read/columnar/StringFrameColumnReader.java:
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@@ -231,7 +201,11 @@
final int totalNumValues;
if (multiValue) {
- totalNumValues =
adjustCumulativeRowLength(getCumulativeRowLength(memory, numRows - 1));
+ totalNumValues = FrameColumnReaderUtils.getAdjustedCumulativeRowLength(
+ memory,
+ getStartOfCumulativeLengthSection(),
+ numRows - 1
Review Comment:
## User-controlled data in arithmetic expression
This arithmetic expression depends on a [user-provided value](1),
potentially causing an underflow.
This arithmetic expression depends on a [user-provided value](2),
potentially causing an underflow.
[Show more
details](https://github.com/apache/druid/security/code-scanning/6597)
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