Received: from malur.postgresql.org ([217.196.149.56]) by arkaria.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1wAcBc-0008Zx-1t for pgsql-bugs@arkaria.postgresql.org; Wed, 08 Apr 2026 23:19:53 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.96) (envelope-from ) id 1wAcBZ-002XIZ-2J for pgsql-bugs@arkaria.postgresql.org; Wed, 08 Apr 2026 23:19:50 +0000 Received: from makus.postgresql.org ([2001:4800:3e1:1::229]) by malur.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1wAcBZ-002XIR-0j for pgsql-bugs@lists.postgresql.org; Wed, 08 Apr 2026 23:19:50 +0000 Received: from forward501b.mail.yandex.net ([2a02:6b8:c02:900:1:45:d181:d501]) by makus.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.98.2) (envelope-from ) id 1wAcBW-000000004Ph-0Dpe for pgsql-bugs@lists.postgresql.org; Wed, 08 Apr 2026 23:19:49 +0000 Received: from mail-nwsmtp-mxback-production-main-59.sas.yp-c.yandex.net (mail-nwsmtp-mxback-production-main-59.sas.yp-c.yandex.net [IPv6:2a02:6b8:c11:501:0:640:c489:0]) by forward501b.mail.yandex.net (Yandex) with ESMTPS id 79AEA82848; Thu, 09 Apr 2026 02:19:41 +0300 (MSK) Received: from mail.360.yandex.ru (2a02:6b8:c23:faa:0:640:f783:0 [2a02:6b8:c23:faa:0:640:f783:0]) by mail-nwsmtp-mxback-production-main-59.sas.yp-c.yandex.net (mxback/Yandex) with HTTPS id 6IPeGN5wwqM0-0d3T1VdB; Thu, 09 Apr 2026 02:19:40 +0300 X-Yandex-Fwd: 1 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=tantorlabs.ru; s=mail; t=1775690380; bh=3tstit/eB67Go8L8Lwh/4S2Tj/wWxNedi84UBEF+O+E=; h=Message-Id:References:Date:Cc:Subject:In-Reply-To:To:From; b=or8kfSMd1AaUwoPKJrJU8YAYYl4ABA4Bq3LtiVMFmM3wv4ndoqFwiYJeK+KqC/8hI Dv4L55vmBQpOoecNF2QeUUd40kJU9W3fEbz/SczdCWvwwkDaCQMtJ70kLdRZ6/OQdE guiJiDx4NKJTG8X43L4QD+DbGnaq8q0Ay2RfOwmU= Authentication-Results: mail-nwsmtp-mxback-production-main-59.sas.yp-c.yandex.net; dkim=pass header.i=@tantorlabs.ru Received: by umbzx4hqxrw5qxo7.sas.yp-c.yandex.net (sendbernar/Yandex) with HTTPS id b04dedd8bbb3cdcb28e902a7b7afa174; Thu, 09 Apr 2026 02:19:38 +0300 From: =?utf-8?B?0JDQu9C10LrRgdCw0L3QtNGAINCa0YPRgNC00LDQutC+0LI=?= To: Tom Lane Cc: "pgsql-bugs@lists.postgresql.org" In-Reply-To: <3099177.1775674783@sss.pgh.pa.us> References: <19452-4e6c86f7c5eb55ac@postgresql.org> <3099177.1775674783@sss.pgh.pa.us> Subject: Re: BUG #19452: heap-buffer-overflow in `pg_basebackup --format=tar --gzip` MIME-Version: 1.0 X-Mailer: Yamail [ http://yandex.ru ] 5.0 Date: Thu, 09 Apr 2026 02:19:38 +0300 Message-Id: <152271775689908@mail.360.yandex.ru> Content-Transfer-Encoding: 8bit Content-Type: text/html; charset=utf-8 List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk
> Could you test HEAD or v18 branch tip and verify that what you see is fixed?
 
Hello Tom,
Thank you for looking at this!
 
Tested on updated REL_18_STABLE, the issue no longer reproduces.

Best regards,
Alexander