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https://issues.apache.org/jira/browse/XERCESC-2217?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Scott Cantor closed XERCESC-2217.
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> ICUTranscoder::transcodeFrom buffer overflow
> --------------------------------------------
>
> Key: XERCESC-2217
> URL: https://issues.apache.org/jira/browse/XERCESC-2217
> Project: Xerces-C++
> Issue Type: Bug
> Affects Versions: 3.2.3
> Reporter: Roger Leigh
> Assignee: Roger Leigh
> Priority: Major
> Fix For: 4.0.0, 3.2.4
>
>
> See https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=35373
> When charsDecoded == 0, the line for (index = 0; index < charsDecoded - 1;
> index++) will cause to read out of bounds of fSrcOffsets, due to unsigned
> integer underflow rules.
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