[jira] [Resolved] (TIKA-3080) CharsetMatch.getString can get stuck in infinite loop

["Tim Allison (Jira)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/TIKA-3080?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Tim Allison resolved TIKA-3080.
-------------------------------
    Fix Version/s: 1.24.1
       Resolution: Fixed

Y. Thank you Tilman!

> CharsetMatch.getString can get stuck in infinite loop
> -----------------------------------------------------
>
>                 Key: TIKA-3080
>                 URL: https://issues.apache.org/jira/browse/TIKA-3080
>             Project: Tika
>          Issue Type: Bug
>          Components: parser
>    Affects Versions: 1.24
>            Reporter: Vikram Shrowty
>            Priority: Major
>             Fix For: 1.24.1
>
>
> In here:
> [https://github.com/apache/tika/blob/fb5a191edac2cef28c0a4ac390c9156acdc9e673/tika-parsers/src/main/java/org/apache/tika/parser/txt/CharsetMatch.java#L147-L150]
> If you specify a maxLength and the stream is long enough, the max variable in the loop goes to zero and the loop then gets stuck because you're asking to read 0 bytes but not exiting unless the number of bytes read is < 0. 
> Looks like the condition ought to be > 0 instead of >= 0.
>  



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