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https://issues.apache.org/jira/browse/AVRO-1237?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13573693#comment-13573693
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Doug Cutting commented on AVRO-1237:
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Can someone familiar with Avro C please review this?
Also, is it possible to add a test case for this?
> Avro-C segfaults when union discriminant out of bounds
> ------------------------------------------------------
>
> Key: AVRO-1237
> URL: https://issues.apache.org/jira/browse/AVRO-1237
> Project: Avro
> Issue Type: Bug
> Components: c
> Environment: Avro-C 1.7.2
> Ubuntu 12.04 x86_64
> Reporter: Michael Cooper
> Attachments:
> 0001-Check-union-discriminant-bounds-in-both-directions.patch
>
>
> libavro will segfault when decrypting a specially crafted (or corrupted) avro
> file when the discriminant is out of bounds.
> There is already a check for < 0, but there is no upper bounds check.
> I have attached a patch that checks the bounds.
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