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 4.94.2) (envelope-from ) id 1rFcho-00AzwG-TD for pgsql-committers@arkaria.postgresql.org; Tue, 19 Dec 2023 16:12:28 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.94.2) (envelope-from ) id 1rFchn-002n90-Kq for pgsql-committers@arkaria.postgresql.org; Tue, 19 Dec 2023 16:12:27 +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 4.94.2) (envelope-from ) id 1rFchn-002n7k-DW for pgsql-committers@lists.postgresql.org; Tue, 19 Dec 2023 16:12:27 +0000 Received: from mahout.postgresql.org ([2001:4800:3e1:1::227]) by makus.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1rFchk-00BBzD-FT for pgsql-committers@lists.postgresql.org; Tue, 19 Dec 2023 16:12:26 +0000 Received: from gemulon.postgresql.org ([2001:4800:3e1:1::198]) by mahout.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1rFchj-003AQk-S6 for pgsql-committers@lists.postgresql.org; Tue, 19 Dec 2023 16:12:23 +0000 Received: from localhost ([127.0.0.1] helo=gemulon.postgresql.org) by gemulon.postgresql.org with esmtp (Exim 4.94.2) (envelope-from ) id 1rFchi-00AwyC-VM for pgsql-committers@lists.postgresql.org; Tue, 19 Dec 2023 16:12:23 +0000 Content-Type: multipart/mixed; boundary="===============1046536253460962317==" MIME-Version: 1.0 From: Tom Lane To: pgsql-committers@lists.postgresql.org Subject: pgsql: Prevent integer overflow when forming tuple width estimates. X-Auto-Response-Suppress: All Auto-Submitted: auto-generated Message-Id: Date: Tue, 19 Dec 2023 16:12:23 +0000 List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk --===============1046536253460962317== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 UHJldmVudCBpbnRlZ2VyIG92ZXJmbG93IHdoZW4gZm9ybWluZyB0dXBsZSB3aWR0aCBlc3RpbWF0 ZXMuCgpJdCdzIGF0IGxlYXN0IHRoZW9yZXRpY2FsbHkgcG9zc2libGUgdG8gb3ZlcmZsb3cgaW50 MzIgd2hlbiBhZGRpbmcgdXAKY29sdW1uIHdpZHRoIGVzdGltYXRlcyB0byBtYWtlIGEgcm93IHdp ZHRoIGVzdGltYXRlLiAgKFRoZSBidWcgZXhhbXBsZQppc24ndCB0ZXJyaWJseSBjb252aW5jaW5n IGFzIGEgcmVhbCB1c2UtY2FzZSwgYnV0IHBlcmhhcHMgd2lkZSBqb2lucwp3b3VsZCBwcm92aWRl IGEgbW9yZSBwbGF1c2libGUgcm91dGUgdG8gdHJvdWJsZS4pICBUaGlzJ2QgbGVhZCB0bwphc3Nl cnRpb24gZmFpbHVyZXMgb3Igc2lsbHkgcGxhbm5lciBiZWhhdmlvci4gIFRvIGZvcmVzdGFsbCBp dCwgbWFrZQp0aGUgcmVsZXZhbnQgZnVuY3Rpb25zIGNvbXB1dGUgdGhlaXIgcnVubmluZyBzdW1z IGluIGludDY0IGFyaXRobWV0aWMKYW5kIHRoZW4gY2xhbXAgdG8gaW50MzIgcmFuZ2UgYXQgdGhl IGVuZC4gIFdlIGNhbiByZWFzb25hYmx5IGFzc3VtZQp0aGF0IE1heEFsbG9jU2l6ZSBpcyBhIGhh cmQgbGltaXQgb24gYWN0dWFsIHR1cGxlIHdpZHRoLCBzbyBjbGFtcGluZwp0byB0aGF0IGlzIHNp bXBseSBhIGNvcnJlY3Rpb24gZm9yIGR1YmlvdXMgaW5wdXQgdmFsdWVzLCBhbmQgdGhlcmUncwpu byBuZWVkIHRvIGdvIGFzIGZhciBhcyB3aWRlbmluZyB3aWR0aCB2YXJpYWJsZXMgdG8gaW50NjQg ZXZlcnl3aGVyZS4KClBlciBidWcgIzE4MjQ3IGZyb20gUmVrR1JwdGguICBUaGVyZSd2ZSBiZWVu IG5vIHJlcG9ydHMgb2YgdGhpcyBpc3N1ZQphcmlzaW5nIGluIHByYWN0aWNhbCBjYXNlcywgc28g SSBmZWVsIG5vIG5lZWQgdG8gYmFjay1wYXRjaC4KClJpY2hhcmQgR3VvIGFuZCBUb20gTGFuZQoK RGlzY3Vzc2lvbjogaHR0cHM6Ly9wb3N0Z3IuZXMvbS8xODI0Ny0xMWFjNDc3ZjAyOTU0NDIyQHBv c3RncmVzcWwub3JnCgpCcmFuY2gKLS0tLS0tCm1hc3RlcgoKRGV0YWlscwotLS0tLS0tCmh0dHBz Oi8vZ2l0LnBvc3RncmVzcWwub3JnL3BnL2NvbW1pdGRpZmYvN2UxY2UyYjNkZTE2ZGZiZTE1OThj ZWYwNjBkZmM4NDU4NTIyOTM4YQoKTW9kaWZpZWQgRmlsZXMKLS0tLS0tLS0tLS0tLS0Kc3JjL2Jh Y2tlbmQvb3B0aW1pemVyL3BhdGgvY29zdHNpemUuYyAgICB8IDQzICsrKysrKysrKysrKysrKysr KysrKysrKysrLS0tLS0tCnNyYy9iYWNrZW5kL29wdGltaXplci9wbGFuL3BsYW5uZXIuYyAgICAg fCAgNCArKy0Kc3JjL2JhY2tlbmQvb3B0aW1pemVyL3V0aWwvcGxhY2Vob2xkZXIuYyB8ICA1ICsr Ky0Kc3JjL2JhY2tlbmQvb3B0aW1pemVyL3V0aWwvcGxhbmNhdC5jICAgICB8ICA0ICstLQpzcmMv YmFja2VuZC9vcHRpbWl6ZXIvdXRpbC9yZWxub2RlLmMgICAgIHwgMTAgKysrKystLS0Kc3JjL2lu Y2x1ZGUvb3B0aW1pemVyL29wdGltaXplci5oICAgICAgICB8ICAxICsKNiBmaWxlcyBjaGFuZ2Vk LCA1MiBpbnNlcnRpb25zKCspLCAxNSBkZWxldGlvbnMoLSkKCg== --===============1046536253460962317==--