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Re: BUG #19604: Bug 9: `plperl_to_hstore` heap overflow with a tied Perl hash - Mailing list pgsql-bugs

From Aleksander Alekseev
Subject Re: BUG #19604: Bug 9: `plperl_to_hstore` heap overflow with a tied Perl hash
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Msg-id CAJ7c6TMnbYibWGek0EFWEAZEG91VLOAy5dB0SePHrhqgJ8-y+A@mail.gmail.com
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Hi,

Thanks for the report.

> ### Result
>
> The backend crashes during hstore conversion:
>
> ```text
> AddressSanitizer: SEGV
> plperl_to_hstore
> plperl_sv_to_datum
> plperl_func_handler
> server closed the connection unexpectedly
> ```

Yes, that's quite serious. I propose the attached patch.

-- 
Best regards,
Aleksander Alekseev
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