Re: @(#)Mordred Labs advisory 0x0004: Multiple buffer overflows in PostgreSQL. (fwd)

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От Neil Conway
Тема Re: @(#)Mordred Labs advisory 0x0004: Multiple buffer overflows in PostgreSQL. (fwd)
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Msg-id 871y8tb5m0.fsf@mailbox.samurai.com
обсуждение
Ответ на @(#)Mordred Labs advisory 0x0004: Multiple buffer overflows in PostgreSQL. (fwd)  (Vince Vielhaber <vev@michvhf.com>)
Ответы Re: @(#)Mordred Labs advisory 0x0004: Multiple buffer
Re: @(#)Mordred Labs advisory 0x0004: Multiple buffer overflows
Re: @(#)Mordred Labs advisory 0x0004: Multiple buffer overflows
Список pgsql-hackers
Vince Vielhaber <vev@michvhf.com> writes:
> And another one.

This patch should fix the problem. Doesn't include my previous patch
for repeat(). Again, somewhat off-the-cuff, so I might have missed
something...

test=# select lpad('xxxxx',1431655765,'yyyyyyyyyyyyyyyy');
ERROR:  Requested length too large
test=# select rpad('xxxxx',1431655765,'yyyyyyyyyyyyyyyy');
ERROR:  Requested length too large

(That's on a Unicode DB, haven't tested other encodings but AFAICT
this fix should still work.)

Cheers,

Neil

--
Neil Conway <neilc@samurai.com> || PGP Key ID: DB3C29FC

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