Re: glibc qsort() vulnerability

From: Nathan Bossart <nathandbossart(at)gmail(dot)com>
To: Хамидуллин Рустам <r(dot)khamidullin(at)postgrespro(dot)ru>
Cc: Mats Kindahl <mats(at)timescale(dot)com>, Andres Freund <andres(at)anarazel(dot)de>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Thomas Munro <thomas(dot)munro(at)gmail(dot)com>, Heikki Linnakangas <hlinnaka(at)iki(dot)fi>, pgsql-hackers(at)lists(dot)postgresql(dot)org
Subject: Re: glibc qsort() vulnerability
Date: 2026-07-31 15:36:02
Message-ID: amzA4luAZVEd1_f8@nathan
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On Fri, Jul 24, 2026 at 04:01:13PM -0400, Nathan Bossart wrote:
> On Fri, Jul 24, 2026 at 06:12:03PM +0300, Хамидуллин Рустам wrote:
>> It breaks the database vacuuming order. The order should clearly be different here. 
>> This bug was introduced in PostgreSQL 17. I have attached а fix. 
>
> Oops, I think you're right. Thanks for reporting. I'll plan on committing
> this sometime next week.

Committed.

--
nathan

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