From patchwork Wed Oct 16 10:20:05 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Daniel_P=2E_Berrang=C3=A9?= X-Patchwork-Id: 13838138 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 48857D1AD41 for ; Wed, 16 Oct 2024 10:21:25 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1t118q-0000Mj-MO; Wed, 16 Oct 2024 06:20:32 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1t118o-0000LC-3y for qemu-devel@nongnu.org; Wed, 16 Oct 2024 06:20:30 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.129.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1t118l-0002ou-6A for qemu-devel@nongnu.org; Wed, 16 Oct 2024 06:20:29 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1729074022; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=ENNrYL48iopybgO3xqkXmLRGJM0WPuBI+yVnGuIHfCE=; b=JMw3roCJ7iYIIkK0vIXgm4BgTe0F0jpeiLRvb2ggaQdVeQN4LXKzVFC4m351fALL1uNSZk Wx0fIo1lgOLaliHQekz3FgoWlYfK/UimE4orYdrdVBr50+YryHXmMIM4RtTG6vFbPKNXqv bCgJMQujXu/BeH4ImcbLhLdlO1B/jmI= Received: from mx-prod-mc-01.mail-002.prod.us-west-2.aws.redhat.com (ec2-54-186-198-63.us-west-2.compute.amazonaws.com [54.186.198.63]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-595-EKvklxcpO1uBPYe6PD3gMA-1; Wed, 16 Oct 2024 06:20:21 -0400 X-MC-Unique: EKvklxcpO1uBPYe6PD3gMA-1 Received: from mx-prod-int-05.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-05.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.17]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-01.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 7EF851955BCE; Wed, 16 Oct 2024 10:20:15 +0000 (UTC) Received: from toolbox.redhat.com (unknown [10.42.28.95]) by mx-prod-int-05.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id 268D51955E7B; Wed, 16 Oct 2024 10:20:12 +0000 (UTC) From: =?utf-8?q?Daniel_P=2E_Berrang=C3=A9?= To: qemu-devel@nongnu.org Cc: =?utf-8?q?Daniel_P=2E_Berrang=C3=A9?= , Dorjoy Chowdhury Subject: [PATCH v2 2/3] tests: correctly validate result buffer in hash/hmac tests Date: Wed, 16 Oct 2024 11:20:05 +0100 Message-ID: <20241016102006.480218-3-berrange@redhat.com> In-Reply-To: <20241016102006.480218-1-berrange@redhat.com> References: <20241016102006.480218-1-berrange@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.0 on 10.30.177.17 Received-SPF: pass client-ip=170.10.129.124; envelope-from=berrange@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: 12 X-Spam_score: 1.2 X-Spam_bar: + X-Spam_report: (1.2 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.063, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, RCVD_IN_SBL_CSS=3.335, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Validate that the pre-allocated buffer pointer was not overwritten by the hash/hmac APIs. Signed-off-by: Daniel P. Berrangé --- tests/unit/test-crypto-hash.c | 7 ++++--- tests/unit/test-crypto-hmac.c | 6 ++++-- 2 files changed, 8 insertions(+), 5 deletions(-) diff --git a/tests/unit/test-crypto-hash.c b/tests/unit/test-crypto-hash.c index e5829ca766..76c4699c15 100644 --- a/tests/unit/test-crypto-hash.c +++ b/tests/unit/test-crypto-hash.c @@ -123,7 +123,7 @@ static void test_hash_prealloc(void) size_t i; for (i = 0; i < G_N_ELEMENTS(expected_outputs) ; i++) { - uint8_t *result; + uint8_t *result, *origresult; size_t resultlen; int ret; size_t j; @@ -133,7 +133,7 @@ static void test_hash_prealloc(void) } resultlen = expected_lens[i]; - result = g_new0(uint8_t, resultlen); + origresult = result = g_new0(uint8_t, resultlen); ret = qcrypto_hash_bytes(i, INPUT_TEXT, @@ -142,7 +142,8 @@ static void test_hash_prealloc(void) &resultlen, &error_fatal); g_assert(ret == 0); - + /* Validate that our pre-allocated pointer was not replaced */ + g_assert(result == origresult); g_assert(resultlen == expected_lens[i]); for (j = 0; j < resultlen; j++) { g_assert(expected_outputs[i][j * 2] == hex[(result[j] >> 4) & 0xf]); diff --git a/tests/unit/test-crypto-hmac.c b/tests/unit/test-crypto-hmac.c index 3fa50f24bb..cdb8774443 100644 --- a/tests/unit/test-crypto-hmac.c +++ b/tests/unit/test-crypto-hmac.c @@ -126,7 +126,7 @@ static void test_hmac_prealloc(void) for (i = 0; i < G_N_ELEMENTS(test_data); i++) { QCryptoHmacTestData *data = &test_data[i]; QCryptoHmac *hmac = NULL; - uint8_t *result = NULL; + uint8_t *result = NULL, *origresult = NULL; size_t resultlen = 0; const char *exp_output = NULL; int ret; @@ -139,7 +139,7 @@ static void test_hmac_prealloc(void) exp_output = data->hex_digest; resultlen = strlen(exp_output) / 2; - result = g_new0(uint8_t, resultlen); + origresult = result = g_new0(uint8_t, resultlen); hmac = qcrypto_hmac_new(data->alg, (const uint8_t *)KEY, strlen(KEY), &error_fatal); @@ -149,6 +149,8 @@ static void test_hmac_prealloc(void) strlen(INPUT_TEXT), &result, &resultlen, &error_fatal); g_assert(ret == 0); + /* Validate that our pre-allocated pointer was not replaced */ + g_assert(result == origresult); exp_output = data->hex_digest; for (j = 0; j < resultlen; j++) {