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 1wNXn6-000tJV-2B for pgsql-committers@arkaria.postgresql.org; Thu, 14 May 2026 15:16:00 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.96) (envelope-from ) id 1wNX44-00D4jN-06 for pgsql-committers@arkaria.postgresql.org; Thu, 14 May 2026 14:29:28 +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 1wMPcG-000mQC-3D for pgsql-committers@lists.postgresql.org; Mon, 11 May 2026 12:20:09 +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 1wMPbv-000000002LB-2iGx for pgsql-committers@lists.postgresql.org; Mon, 11 May 2026 12:20:08 +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 4.96) (envelope-from ) id 1wMPbn-0005ak-1r for pgsql-committers@lists.postgresql.org; Mon, 11 May 2026 12:19:40 +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-0002Zt-0R for pgsql-committers@lists.postgresql.org; Mon, 11 May 2026 12:19:39 +0000 Content-Type: multipart/mixed; boundary="===============0086886037002498465==" MIME-Version: 1.0 From: Noah Misch To: pgsql-committers@lists.postgresql.org Subject: pgsql: Prevent buffer overrun in unicode_normalize(). X-Auto-Response-Suppress: All Auto-Submitted: auto-generated Message-Id: Date: Mon, 11 May 2026 12:19:39 +0000 List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Archived-At: Precedence: bulk --===============0086886037002498465== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: base64 UHJldmVudCBidWZmZXIgb3ZlcnJ1biBpbiB1bmljb2RlX25vcm1hbGl6ZSgpLgoKU29tZSBVVEY4 IGNoYXJhY3RlcnMgZGVjb21wb3NlIHRvIG1vcmUgdGhhbiBhIGRvemVuIGNvZGVwb2ludHMuCkl0 IGlzIHBvc3NpYmxlIGZvciBhbiBpbnB1dCBzdHJpbmcgdGhhdCBmaXRzIGludG8gd2VsbCB1bmRl cgoxR0IgdG8gcHJvZHVjZSBtb3JlIHRoYW4gNEcgZGVjb21wb3NlZCBjb2RlcG9pbnRzLCBjYXVz aW5nCnVuaWNvZGVfbm9ybWFsaXplKCkncyBkZWNvbXBfc2l6ZSB2YXJpYWJsZSB0byB3cmFwIGFy b3VuZCB0byBhCnNtYWxsIHBvc2l0aXZlIHZhbHVlLiAgVGhpcyByZXN1bHRzIGluIGEgc21hbGwg b3V0cHV0IGJ1ZmZlcgphbGxvY2F0aW9uIGFuZCBzdWJzZXF1ZW50IGJ1ZmZlciBvdmVycnVuLgoK VG8gZml4LCB0ZXN0IGFmdGVyIGVhY2ggYWRkaXRpb24gdG8gc2VlIGlmIHdlJ3ZlIG92ZXJydW4g TWF4QWxsb2NTaXplLAphbmQgYnJlYWsgb3V0IG9mIHRoZSBsb29wIGVhcmx5IGlmIHNvLiAgSW4g ZnJvbnRlbmQgY29kZSB3ZSB3YW50IHRvCmp1c3QgcmV0dXJuIE5VTEwgZm9yIHRoaXMgZmFpbHVy ZSAodHJlYXRpbmcgaXQgbGlrZSBPT00pLiAgSW4gdGhlCmJhY2tlbmQsIHdlIGNhbiByZWx5IG9u IHRoZSBmb2xsb3dpbmcgcGFsbG9jKCkgY2FsbCB0byB0aHJvdyBlcnJvci4KCkkgYWxzbyB0aWdo dGVuZWQgdGhpbmdzIHVwIGluIHRoZSBjYWxsaW5nIGZ1bmN0aW9ucyBpbiB2YXJsZW5hLmMsCnVz aW5nIHNpemVfdCByYXRoZXIgdGhhbiBpbnQgYW5kIGFsbG9jYXRpbmcgdGhlIGlucHV0IHdvcmtz cGFjZQp3aXRoIHBhbGxvY19hcnJheSgpLiAgVGhlc2UgY2hhbmdlcyBhcmUgcHJvYmFibHkgdW5u ZWNlc3NhcnkKZ2l2ZW4gdGhlIGtub3dsZWRnZSB0aGF0IHRoZSBvcmlnaW5hbCBpbnB1dCBhbmQg dGhlIG5vcm1hbGl6ZWQKb3V0cHV0X2NoYXJzIGFycmF5IG11c3QgZml0IGludG8gMUdCLCBidXQg aXQncyBhIGxvdCBlYXNpZXIgdG8KYmVsaWV2ZSB0aGUgY29kZSBpcyBzYWZlIHdpdGggdGhlc2Ug Y2hhbmdlcy4KClJlcG9ydGVkLWJ5OiBYaW50IENvZGUKUmVwb3J0ZWQtYnk6IEJydWNlIERhbmcg PGJydWNlQGNhbGlmLmlvPgpBdXRob3I6IFRvbSBMYW5lIDx0Z2xAc3NzLnBnaC5wYS51cz4KQ28t YXV0aG9yZWQtYnk6IEhlaWtraSBMaW5uYWthbmdhcyA8aGxpbm5ha2FAaWtpLmZpPgpCYWNrcGF0 Y2gtdGhyb3VnaDogMTQKU2VjdXJpdHk6IENWRS0yMDI2LTY0NzMKCkJyYW5jaAotLS0tLS0KUkVM XzE2X1NUQUJMRQoKRGV0YWlscwotLS0tLS0tCmh0dHBzOi8vZ2l0LnBvc3RncmVzcWwub3JnL3Bn L2NvbW1pdGRpZmYvZjIwYjg0MDgxM2Y1NzkwNjJjYzVkZTBhOWEyNjZkYzhkNTU5MGZjNwpBdXRo b3I6IFRvbSBMYW5lIDx0Z2xAc3NzLnBnaC5wYS51cz4KCk1vZGlmaWVkIEZpbGVzCi0tLS0tLS0t LS0tLS0tCnNyYy9iYWNrZW5kL3V0aWxzL2FkdC92YXJsZW5hLmMgfCAxNCArKysrKysrLS0tLS0t LQpzcmMvY29tbW9uL3VuaWNvZGVfbm9ybS5jICAgICAgIHwgMTkgKysrKysrKysrKysrKysrKysr KwoyIGZpbGVzIGNoYW5nZWQsIDI2IGluc2VydGlvbnMoKyksIDcgZGVsZXRpb25zKC0pCgo= --===============0086886037002498465==--