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 1wNXU2-000sx5-0b for pgsql-committers@arkaria.postgresql.org; Thu, 14 May 2026 14:56:18 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.96) (envelope-from ) id 1wNX43-00D4jA-31 for pgsql-committers@arkaria.postgresql.org; Thu, 14 May 2026 14:29:27 +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 4.96) (envelope-from ) id 1wMPea-000mX7-0k for pgsql-committers@lists.postgresql.org; Mon, 11 May 2026 12:22:32 +0000 Received: from mahout.postgresql.org ([72.32.157.227]) by makus.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.98.2) (envelope-from ) id 1wMPeY-000000002SY-0uYs for pgsql-committers@lists.postgresql.org; Mon, 11 May 2026 12:22:31 +0000 Received: from gemulon.postgresql.org ([72.32.157.198]) by mahout.postgresql.org with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1wMPbq-0005aq-25 for pgsql-committers@lists.postgresql.org; Mon, 11 May 2026 12:19:43 +0000 Received: from localhost ([127.0.0.1] helo=gemulon.postgresql.org) by gemulon.postgresql.org with esmtp (Exim 4.96) (envelope-from ) id 1wMPbn-0002cX-35 for pgsql-committers@lists.postgresql.org; Mon, 11 May 2026 12:19:40 +0000 Content-Type: multipart/mixed; boundary="===============6939473799233444442==" MIME-Version: 1.0 From: Noah Misch To: pgsql-committers@lists.postgresql.org Subject: pgsql: Make palloc_array() and friends safe against integer overflow. X-Auto-Response-Suppress: All Auto-Submitted: auto-generated Message-Id: Date: Mon, 11 May 2026 12:19:40 +0000 List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk --===============6939473799233444442== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 TWFrZSBwYWxsb2NfYXJyYXkoKSBhbmQgZnJpZW5kcyBzYWZlIGFnYWluc3QgaW50ZWdlciBvdmVy Zmxvdy4KClN1ZmZpY2llbnRseSBsYXJnZSAiY291bnQiIGFyZ3VtZW50cyBjb3VsZCByZXN1bHQg aW4gdW5kZXRlY3RlZApvdmVyZmxvdywgY2F1c2luZyB0aGUgYWxsb2NhdGVkIG1lbW9yeSBjaHVu ayB0byBiZSBtdWNoIHNtYWxsZXIKdGhhbiB3aGF0IHRoZSBjYWxsZXIgd2lsbCBzdWJzZXF1ZW50 bHkgd3JpdGUgaW50byBpdC4gIFRoaXMgaXMKdW5saWtlbHkgdG8gYmUgYSBoYXphcmQgd2l0aCA2 NC1iaXQgc2l6ZV90IGJ1dCBjYW4gc29tZXRpbWVzCmhhcHBlbiBvbiAzMi1iaXQgYnVpbGRzLCBw cmltYXJpbHkgd2hlcmUgYSBmdW5jdGlvbiBhbGxvY2F0ZXMKd29ya3NwYWNlIHRoYXQncyBzaWdu aWZpY2FudGx5IGxhcmdlciB0aGFuIGl0cyBpbnB1dCBkYXRhLgpSYXRoZXIgdGhhbiB0cnlpbmcg dG8gcGF0Y2ggdGhlIGF0LXJpc2sgY2FsbGVycyBwaWVjZW1lYWwsCmxldCdzIGp1c3QgcmVkZWZp bmUgdGhlc2UgbWFjcm9zIHNvIHRoYXQgdGhleSBhbHdheXMgY2hlY2suCgpUbyBkbyB0aGF0LCBt b3ZlIHRoZSBsb25nc3RhbmRpbmcgYWRkX3NpemUoKSBhbmQgbXVsX3NpemUoKSBmdW5jdGlvbnMK aW50byBwYWxsb2MuaCBhbmQgbWN4dC5jLCBhbmQgYWRqdXN0IHRoZW0gdG8gbm90IGJlIHNwZWNp ZmljIHRvCnNoYXJlZC1tZW1vcnkgYWxsb2NhdGlvbi4gIFRoZW4gaW52ZW50IHBhbGxvY19tdWwo KSwgcGFsbG9jMF9tdWwoKSwKcGFsbG9jX211bF9leHRlbmRlZCgpIHRvIHVzZSB0aGVzZSBmdW5j dGlvbnMuICBBY3R1YWxseSwgdGhlIGxhdHRlcgp1c2UgaW5saW5lZCBjb3BpZXMgdG8gc2F2ZSBv bmUgZnVuY3Rpb24gY2FsbC4gIHJlcGFsbG9jX2FycmF5KCkgZ2V0cwpzaW1pbGFyIHRyZWF0bWVu dC4gIEkgZGlkbid0IGJvdGhlciB0cnlpbmcgdG8gaW5saW5lIHRoZSBjYWxscyBmb3IKcmVwYWxs b2MwX2FycmF5KCkgdGhvdWdoLgoKSW4gdjE0IGFuZCB2MTUsIHRoaXMgYWxzbyBhZGRzIHJlcGFs bG9jX2V4dGVuZGVkKCksIHdoaWNoIHByZXZpb3VzbHkKd2FzIG9ubHkgYXZhaWxhYmxlIGluIHYx NiBhbmQgdXAuCgpXZSBuZWVkIGNvcGllcyBvZiBhbGwgdGhpcyBpbiBmZV9tZW11dGlscy5baGNd IGFzIHdlbGwsIHNpbmNlIHRoYXQKbW9kdWxlIGFsc28gcHJvdmlkZXMgcGFsbG9jX2FycmF5KCkg ZXRjLgoKUmVwb3J0ZWQtYnk6IFhpbnQgQ29kZQpBdXRob3I6IFRvbSBMYW5lIDx0Z2xAc3NzLnBn aC5wYS51cz4KUmV2aWV3ZWQtYnk6IE1hc2FoaWtvIFNhd2FkYSA8c2F3YWRhLm1zaGtAZ21haWwu Y29tPgpCYWNrcGF0Y2gtdGhyb3VnaDogMTQKU2VjdXJpdHk6IENWRS0yMDI2LTY0NzMKCkJyYW5j aAotLS0tLS0KUkVMXzE1X1NUQUJMRQoKRGV0YWlscwotLS0tLS0tCmh0dHBzOi8vZ2l0LnBvc3Rn cmVzcWwub3JnL3BnL2NvbW1pdGRpZmYvYmZjNWNlYTc2ZDI1ZmE3ZDJhODgxNjk5MTIxYTA5ZWVi YzBkNWVjNgpBdXRob3I6IFRvbSBMYW5lIDx0Z2xAc3NzLnBnaC5wYS51cz4KCk1vZGlmaWVkIEZp bGVzCi0tLS0tLS0tLS0tLS0tCnNyYy9iYWNrZW5kL3N0b3JhZ2UvaXBjL3NobWVtLmMgIHwgIDM2 IC0tLS0tLS0Kc3JjL2JhY2tlbmQvdXRpbHMvbW1nci9tY3h0LmMgICAgfCAxOTYgKysrKysrKysr KysrKysrKysrKysrKysrKysrKysrKysrKy0tLS0tCnNyYy9jb21tb24vZmVfbWVtdXRpbHMuYyAg ICAgICAgIHwgMTg4ICsrKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKysrKysKc3JjL2lu Y2x1ZGUvY29tbW9uL2ZlX21lbXV0aWxzLmggfCAgMjggKysrKy0tCnNyYy9pbmNsdWRlL3N0b3Jh Z2Uvc2htZW0uaCAgICAgIHwgICAyIC0Kc3JjL2luY2x1ZGUvdXRpbHMvbWVtdXRpbHMuaCAgICAg fCAgIDEgKwpzcmMvaW5jbHVkZS91dGlscy9wYWxsb2MuaCAgICAgICB8ICAyMiArKysrLQo3IGZp bGVzIGNoYW5nZWQsIDQwMSBpbnNlcnRpb25zKCspLCA3MiBkZWxldGlvbnMoLSkKCg== --===============6939473799233444442==--