Re: use-after-free in psql

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От Greg Sabino Mullane
Тема Re: use-after-free in psql
Дата
Msg-id 1151678511.27767.5.camel@localhost.localdomain
обсуждение исходный текст
Ответ на use-after-free in psql  (Neil Conway <neilc@samurai.com>)
Список pgsql-bugs
> There's a minor bug in the ON_ERROR_ROLLBACK code in psql. In
> HEAD, at line 878 the storage pointed to by "results" is
> released by a PQclear(), but is referenced by the
> PQcmdStatus() calls on lines 898, 899, and 900.
>
> I'm busy at the moment -- if someone wants to fix this
> (backport to 8.1 please!), have at it.

Attached is a quick patch for HEAD and 8.1, which should do the job.
Thanks for finding this.

--
Greg Sabino Mullane greg@turnstep.com
PGP Key: 0x14964AC8 200606301039
http://biglumber.com/x/web?pk=2529DF6AB8F79407E94445B4BC9B906714964AC8


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