Received: from malur.postgresql.org ([217.196.149.56]) by arkaria.postgresql.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.89) (envelope-from ) id 1iDDhh-0004db-1o for pgsql-hackers@arkaria.postgresql.org; Wed, 25 Sep 2019 20:16:01 +0000 Received: from localhost ([127.0.0.1] helo=malur.postgresql.org) by malur.postgresql.org with esmtp (Exim 4.89) (envelope-from ) id 1iDDhf-0006Gi-3v for pgsql-hackers@arkaria.postgresql.org; Wed, 25 Sep 2019 20:15:59 +0000 Received: from magus.postgresql.org ([2a02:c0:301:0:ffff::29]) by malur.postgresql.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.89) (envelope-from ) id 1iDDhe-0006Gb-RD for pgsql-hackers@lists.postgresql.org; Wed, 25 Sep 2019 20:15:58 +0000 Received: from mail-io1-xd41.google.com ([2607:f8b0:4864:20::d41]) by magus.postgresql.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256) (Exim 4.89) (envelope-from ) id 1iDDhb-0008Os-TT for pgsql-hackers@lists.postgresql.org; Wed, 25 Sep 2019 20:15:58 +0000 Received: by mail-io1-xd41.google.com with SMTP id j4so180804iog.11 for ; Wed, 25 Sep 2019 13:15:55 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=2ndquadrant-com.20150623.gappssmtp.com; s=20150623; h=date:from:to:cc:subject:message-id:mime-version:content-disposition :content-transfer-encoding:in-reply-to:user-agent; bh=BSROh3xaof/yhZFL0e0BpeABUCub1L7PIJZHhWlL1NA=; b=mqe4eCbmvUZb1kGMVpEAEaa6UUBhMLL1htP1MQW9++ui0Ulvbr23j2uZP8ZuEy7NbL 6hoDiz9l8xbG0k917cmRXedBXE5myhLTEho64MszvCi0G7+PMvJQam+FPhc2oUqjDeM4 eQongruz+fuZyaJBttbc7ZQ9U7X/P3wTvbG2T3Y0oWm+hVWhZiSLgSkPWJSLtbC2zxk+ RXwib6cywGRLdvP3YX54ehwDhLlU6f8HVQ/TjveGCujIQnHfY0M2Whqhyxfd3jkUktUL zhGJzVwamUnGmW+qhOOm2iSsNnK5UippnItKsKUc9JFhwhh9ckccDRoxVFkoSKu7ajDb a9VA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:mime-version :content-disposition:content-transfer-encoding:in-reply-to :user-agent; bh=BSROh3xaof/yhZFL0e0BpeABUCub1L7PIJZHhWlL1NA=; b=YS1hRt2rNeNUDkEA5zfWkBEJdnACbqLo7ndqX0eZ0ADgzs5V7sDL/L3tWYA3ku95nG IJxgsOB41IOjfovInQxYuOahHcoqRxT9P9hvT558slcNLdJrcoeSs4kJ8nyFr1lihLgr FlZCMY0lM+1l7suWQHkWzxAy7FBqjsrgPPwU7sadpGJITx2y+R5Yhm/9p8ZSv47W2A61 TjE4OM8gM2ToIs9YpHI7mfGHbe1pn950V4lEXjqRb+EPgB4quKcyQzZza6rsX+GJRMar MFJeM06xlqgEkk8RDXe+h2A8IkOSzEA1opLYQNwezzsUkLg267a0PYvFmRmudce2zBpF JyNw== X-Gm-Message-State: APjAAAUAEbtITYpgU/nnE1w5BxanuNTPY4DitWlPsEBsCNNu+d3vNhI3 A2yLFJLUXeCAx2PDc8VsQRWVAg== X-Google-Smtp-Source: APXvYqxet30GC2vNw2Z8wdBH3xvxNy1wYy5aQG7mqtB93xgyzq463e1TdWa8IYt+fjBqD9T4rzpDGA== X-Received: by 2002:a92:3854:: with SMTP id f81mr1759812ila.31.1569442554080; Wed, 25 Sep 2019 13:15:54 -0700 (PDT) Received: from nimloth.alvh.no-ip.org ([199.229.249.165]) by smtp.gmail.com with ESMTPSA id g8sm315618ioc.0.2019.09.25.13.15.52 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 25 Sep 2019 13:15:53 -0700 (PDT) Received: by nimloth.alvh.no-ip.org (Postfix, from userid 1000) id 6244E1206A9; Wed, 25 Sep 2019 17:15:50 -0300 (-03) Date: Wed, 25 Sep 2019 17:15:50 -0300 From: Alvaro Herrera To: Amit Langote Cc: Tom Lane , Dilip Kumar , Amit Langote , Peter Eisentraut , PostgreSQL Hackers Subject: Re: CVE-2017-7484-induced bugs, or, btree cmp functions are not leakproof? Message-ID: <20190925201550.GA23406@alvherre.pgsql> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: User-Agent: Mutt/1.9.4 (2018-02-28) List-Id: List-Help: List-Subscribe: List-Post: List-Owner: List-Archive: Precedence: bulk Travis complains that this patch adds a new compile warning. Please fix. -- Álvaro Herrera https://www.2ndQuadrant.com/ PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services