From patchwork Fri May 10 12:10:15 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Bastien Nocera X-Patchwork-Id: 796067 Received: from relay3-d.mail.gandi.net (relay3-d.mail.gandi.net [217.70.183.195]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 6535C16FF3B for ; Fri, 10 May 2024 12:14:04 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=217.70.183.195 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1715343252; cv=none; b=NCycnBPMTCqtlOHFbrkK1fB5k/PTw01tVWQgydBwWRALlCgpW9Ofa7qywjYuC4hW7i0FkoMjEmPnd8NWo1cwXln2NHCRox9n9yu1dXDPhOkO8tdiqkT/9UNLlNNrxLENwCbZRD4CYSW2kM613V9CkgnkEGyQGVyuIGb5Q5DZqBM= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1715343252; c=relaxed/simple; bh=P+yjKjRjvdbaSXIaURzo3y+tgDv6GopWUV9BqCIn29k=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=GJpcLnTPJbuyOHcOsHmoQUacm0KzPLZZydIH/81ugeQUST4QQRrHA5Wp2mKcvTin882G3VMj69bCuqwvoLWewntGL+Gt8sKy29dD9OQcSLW9xJuuvWqHrjbXh5POXUAfYk2GnZH+bIzwmTE3z5X1jbu6ymVf6570/P0YbsEv4IY= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=hadess.net; spf=pass smtp.mailfrom=hadess.net; arc=none smtp.client-ip=217.70.183.195 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=hadess.net Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=hadess.net Received: by mail.gandi.net (Postfix) with ESMTPSA id 2DF246000E; Fri, 10 May 2024 12:13:57 +0000 (UTC) From: Bastien Nocera To: linux-bluetooth@vger.kernel.org Cc: Bastien Nocera Subject: [BlueZ v2 05/20] client/main: Fix array access Date: Fri, 10 May 2024 14:10:15 +0200 Message-ID: <20240510121355.3241456-6-hadess@hadess.net> X-Mailer: git-send-email 2.44.0 In-Reply-To: <20240510121355.3241456-1-hadess@hadess.net> References: <20240510121355.3241456-1-hadess@hadess.net> Precedence: bulk X-Mailing-List: linux-bluetooth@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-GND-Sasl: hadess@hadess.net Error: CPPCHECK_WARNING (CWE-788): [#def36] bluez-5.75/client/main.c:833: error[ctuArrayIndex]: Array index out of bounds; 'argv' buffer size is 0 and it is accessed at offset 1. 831| const char **opt; 832| 833|-> if (!strcmp(argv[1], "help")) { 834| for (opt = arg_table; opt && *opt; opt++) 835| bt_shell_printf("%s\n", *opt); --- client/main.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/client/main.c b/client/main.c index 51d08a67aa1a..f703cc91b24a 100644 --- a/client/main.c +++ b/client/main.c @@ -830,6 +830,11 @@ static gboolean parse_argument(int argc, char *argv[], const char **arg_table, { const char **opt; + if (argc < 2) { + bt_shell_printf("Missing argument to %s\n", argv[0]); + return FALSE; + } + if (!strcmp(argv[1], "help")) { for (opt = arg_table; opt && *opt; opt++) bt_shell_printf("%s\n", *opt);