From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Wed, 17 Sep 2025 16:19:11 +0200 Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) by lore.white.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1uyt03-0046RA-07 for lore@lore.pengutronix.de; Wed, 17 Sep 2025 16:19:11 +0200 Received: from bombadil.infradead.org ([2607:7c80:54:3::133]) by metis.whiteo.stw.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1uyt00-0003ox-Ke for lore@pengutronix.de; Wed, 17 Sep 2025 16:19:10 +0200 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:Cc:List-Subscribe: List-Help:List-Post:List-Archive:List-Unsubscribe:List-Id:To:In-Reply-To: References:Message-Id:Content-Transfer-Encoding:Content-Type:MIME-Version: Subject:Date:From:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=wEzqYFGNXgR96zwAplhultkSaFZ8BRixPli7f/vhJh4=; b=Ang134SG3eWKjReRyjZFER4Y42 9ylLJVyTCn0T4serGPa5RhA+r9HPHm8XI3m1MEb/9Mp5wP7CE9ttUKsmT3xwXo64jd8llBsbtc5nD LLIK0A9yt3ZKLHjNTLKtVu70WK2RCwm/wi6LVqf4we49YPTwKEDLsC2QEXEL0vY7Zq/W9Jr0ERwi0 l46febxcZONJEEAe/dXfZaCfGai4Pm2rILhJMpT2qC95u43505Gr2GbfG7ZrZlCbitM+eHjYvQRFu RSdkJi3vpIdQITL99KSK8hKKvv0bbI6hrS+xtcnHNbD9BFDh/ZEd67aSzgi/fGOaImS5Yixcl/zCE r1rofIlA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1uyszQ-0000000C8MZ-05Ql; Wed, 17 Sep 2025 14:18:32 +0000 Received: from metis.whiteo.stw.pengutronix.de ([2a0a:edc0:2:b01:1d::104]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1uyszH-0000000C87e-1yEj for barebox@lists.infradead.org; Wed, 17 Sep 2025 14:18:27 +0000 Received: from drehscheibe.grey.stw.pengutronix.de ([2a0a:edc0:0:c01:1d::a2]) by metis.whiteo.stw.pengutronix.de with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1uyszF-00032U-VR; Wed, 17 Sep 2025 16:18:21 +0200 Received: from dude02.red.stw.pengutronix.de ([2a0a:edc0:0:1101:1d::28]) by drehscheibe.grey.stw.pengutronix.de with esmtps (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.96) (envelope-from ) id 1uyszF-001mGn-2V; Wed, 17 Sep 2025 16:18:21 +0200 Received: from localhost ([::1] helo=dude02.red.stw.pengutronix.de) by dude02.red.stw.pengutronix.de with esmtp (Exim 4.98.2) (envelope-from ) id 1uysbA-0000000CZtI-34US; Wed, 17 Sep 2025 15:53:28 +0200 From: Sascha Hauer Date: Wed, 17 Sep 2025 15:53:35 +0200 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Message-Id: <20250917-security-policies-v2-15-f30769a3ff51@pengutronix.de> References: <20250917-security-policies-v2-0-f30769a3ff51@pengutronix.de> In-Reply-To: <20250917-security-policies-v2-0-f30769a3ff51@pengutronix.de> To: BAREBOX X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1758117208; l=6533; i=s.hauer@pengutronix.de; s=20230412; h=from:subject:message-id; bh=ZEx/lE5hCnaViOKoUukBb47Ro+oB7KRv/AIaesyBT/E=; b=NnoyxAmMyNiOR6ducbRuOpIr4LxVEpWc4KooEmUVQwwTcorG2zjbQTahD5KnQwGm7mn6eEIAP /cjSmxeiLWqApOLF2zrHI5W9R2a27hC8ZbhCNgU2HcA2ZfWJJrYSWN1 X-Developer-Key: i=s.hauer@pengutronix.de; a=ed25519; pk=4kuc9ocmECiBJKWxYgqyhtZOHj5AWi7+d0n/UjhkwTg= X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250917_071823_670791_0AB78162 X-CRM114-Status: GOOD ( 15.34 ) X-BeenThere: barebox@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Ahmad Fatoum , Ahmad Fatoum Sender: "barebox" X-SA-Exim-Connect-IP: 2607:7c80:54:3::133 X-SA-Exim-Mail-From: barebox-bounces+lore=pengutronix.de@lists.infradead.org X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on metis.whiteo.stw.pengutronix.de X-Spam-Level: X-Spam-Status: No, score=-4.4 required=4.0 tests=AWL,BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,RCVD_IN_DNSWL_LOW,SPF_HELO_NONE,SPF_NONE autolearn=unavailable autolearn_force=no version=3.4.2 Subject: [PATCH v2 15/24] boards: qemu-virt: add security policies X-SA-Exim-Version: 4.2.1 (built Wed, 08 May 2019 21:11:16 +0000) X-SA-Exim-Scanned: Yes (on metis.whiteo.stw.pengutronix.de) From: Ahmad Fatoum To make it easier to experiment with security policies, add four example configurations, two via the build system and two "externally". Signed-off-by: Ahmad Fatoum --- arch/arm/configs/virt32_secure_defconfig | 1 + common/boards/qemu-virt/Makefile | 3 ++ common/boards/qemu-virt/board.c | 8 +++++ common/boards/qemu-virt/qemu-virt-factory.sconfig | 36 ++++++++++++++++++++++ common/boards/qemu-virt/qemu-virt-lockdown.sconfig | 35 +++++++++++++++++++++ security/qemu-virt-devel.sconfig | 36 ++++++++++++++++++++++ security/qemu-virt-tamper.sconfig | 35 +++++++++++++++++++++ 7 files changed, 154 insertions(+) diff --git a/arch/arm/configs/virt32_secure_defconfig b/arch/arm/configs/virt32_secure_defconfig index 34cc49405495b33b4f78e078dfbcd951c433fcd8..09c98e5e4dc88aa22b3aa10db38efd7b7cac2310 100644 --- a/arch/arm/configs/virt32_secure_defconfig +++ b/arch/arm/configs/virt32_secure_defconfig @@ -292,6 +292,7 @@ CONFIG_FS_UBOOTVARFS=y CONFIG_SECURITY_POLICY=y CONFIG_SECURITY_POLICY_INIT="lockdown" CONFIG_SECURITY_POLICY_DEFAULT_PANIC=y +CONFIG_SECURITY_POLICY_PATH="security/qemu-virt-devel.sconfig security/qemu-virt-tamper.sconfig" CONFIG_BUG_ON_DATA_CORRUPTION=y CONFIG_DIGEST_SHA1_ARM=y CONFIG_DIGEST_SHA256_ARM=y diff --git a/common/boards/qemu-virt/Makefile b/common/boards/qemu-virt/Makefile index 30bf4f1955ee9d306b46523863e247e4cf94ab75..2caa6a20c522ac68fd629f38e51fdf1423db4b09 100644 --- a/common/boards/qemu-virt/Makefile +++ b/common/boards/qemu-virt/Makefile @@ -9,5 +9,8 @@ ifeq ($(CONFIG_ARM),y) DTC_CPP_FLAGS_qemu-virt-flash.dtbo := -DCONFIG_ARM endif +policy-y += qemu-virt-factory.sconfig +policy-y += qemu-virt-lockdown.sconfig + clean-files := *.dtb *.dtb.S .*.dtc .*.pre .*.dts *.dtb.z clean-files += *.dtbo *.dtbo.S .*.dtso diff --git a/common/boards/qemu-virt/board.c b/common/boards/qemu-virt/board.c index 9882b0c31a3cf9a97ef0e963653c85a3ead961bb..6f88f24b0690c2562b3b3718a56c9f5c46a4455a 100644 --- a/common/boards/qemu-virt/board.c +++ b/common/boards/qemu-virt/board.c @@ -7,6 +7,7 @@ #include #include #include +#include #include "qemu-virt-flash.h" #ifdef CONFIG_64BIT @@ -83,6 +84,13 @@ static int virt_board_driver_init(void) /* of_probe() will happen later at of_populate_initcall */ + security_policy_add(qemu_virt_factory); + security_policy_add(qemu_virt_lockdown); + /* + * qemu_virt_devel & qemu_virt_tamper intentionally not added here, + * so the test suite can exercise CONFIG_SECURITY_POLICY_PATH. + */ + return 0; } postcore_initcall(virt_board_driver_init); diff --git a/common/boards/qemu-virt/qemu-virt-factory.sconfig b/common/boards/qemu-virt/qemu-virt-factory.sconfig new file mode 100644 index 0000000000000000000000000000000000000000..7fb35e9b722d1694ed089f209c9d1af5892557ca --- /dev/null +++ b/common/boards/qemu-virt/qemu-virt-factory.sconfig @@ -0,0 +1,36 @@ +# +# Automatically generated file; DO NOT EDIT. +# Barebox Security Configuration +# +SCONFIG_POLICY_NAME="factory" + +# +# General Settings +# +SCONFIG_CONSOLE_INPUT=y +SCONFIG_SHELL=y +SCONFIG_SHELL_INTERACTIVE=y +SCONFIG_ENVIRONMENT_LOAD=y +SCONFIG_RATP=y +# SCONFIG_FASTBOOT_CMD_OEM is not set +# end of General Settings + +# +# Boot Policy +# +# SCONFIG_BOOT_UNSIGNED_IMAGES is not set +# end of Boot Policy + +# +# USB Gadget Policy +# +SCONFIG_USB_GADGET=y +# end of USB Gadget Policy + +# +# Command Policy +# +# SCONFIG_CMD_GO is not set +# end of Command Policy + +SCONFIG_FS_EXTERNAL=y diff --git a/common/boards/qemu-virt/qemu-virt-lockdown.sconfig b/common/boards/qemu-virt/qemu-virt-lockdown.sconfig new file mode 100644 index 0000000000000000000000000000000000000000..04763d2233b41dc53e187641c45c48c9c1115a7d --- /dev/null +++ b/common/boards/qemu-virt/qemu-virt-lockdown.sconfig @@ -0,0 +1,35 @@ +# +# Automatically generated file; DO NOT EDIT. +# Barebox Security Configuration +# +SCONFIG_POLICY_NAME="lockdown" + +# +# General Settings +# +# SCONFIG_CONSOLE_INPUT is not set +SCONFIG_SHELL=y +# SCONFIG_ENVIRONMENT_LOAD is not set +# SCONFIG_RATP is not set +# SCONFIG_FASTBOOT_CMD_OEM is not set +# end of General Settings + +# +# Boot Policy +# +# SCONFIG_BOOT_UNSIGNED_IMAGES is not set +# end of Boot Policy + +# +# USB Gadget Policy +# +# SCONFIG_USB_GADGET is not set +# end of USB Gadget Policy + +# +# Command Policy +# +# SCONFIG_CMD_GO is not set +# end of Command Policy + +# SCONFIG_FS_EXTERNAL is not set diff --git a/security/qemu-virt-devel.sconfig b/security/qemu-virt-devel.sconfig new file mode 100644 index 0000000000000000000000000000000000000000..423374dfbdef5a22f40d30872f6eeb05590e9f3f --- /dev/null +++ b/security/qemu-virt-devel.sconfig @@ -0,0 +1,36 @@ +# +# Automatically generated file; DO NOT EDIT. +# Barebox Security Configuration +# +SCONFIG_POLICY_NAME="devel" + +# +# General Settings +# +SCONFIG_CONSOLE_INPUT=y +SCONFIG_SHELL=y +SCONFIG_SHELL_INTERACTIVE=y +SCONFIG_ENVIRONMENT_LOAD=y +SCONFIG_RATP=y +SCONFIG_FASTBOOT_CMD_OEM=y +# end of General Settings + +# +# Boot Policy +# +SCONFIG_BOOT_UNSIGNED_IMAGES=y +# end of Boot Policy + +# +# USB Gadget Policy +# +SCONFIG_USB_GADGET=y +# end of USB Gadget Policy + +# +# Command Policy +# +SCONFIG_CMD_GO=y +# end of Command Policy + +SCONFIG_FS_EXTERNAL=y diff --git a/security/qemu-virt-tamper.sconfig b/security/qemu-virt-tamper.sconfig new file mode 100644 index 0000000000000000000000000000000000000000..10058c5b61010e64356df62269260c7a5bb33120 --- /dev/null +++ b/security/qemu-virt-tamper.sconfig @@ -0,0 +1,35 @@ +# +# Automatically generated file; DO NOT EDIT. +# Barebox Security Configuration +# +SCONFIG_POLICY_NAME="tamper" + +# +# General Settings +# +# SCONFIG_CONSOLE_INPUT is not set +# SCONFIG_SHELL is not set +# SCONFIG_ENVIRONMENT_LOAD is not set +# SCONFIG_RATP is not set +# SCONFIG_FASTBOOT_CMD_OEM is not set +# end of General Settings + +# +# Boot Policy +# +# SCONFIG_BOOT_UNSIGNED_IMAGES is not set +# end of Boot Policy + +# +# USB Gadget Policy +# +# SCONFIG_USB_GADGET is not set +# end of USB Gadget Policy + +# +# Command Policy +# +# SCONFIG_CMD_GO is not set +# end of Command Policy + +# SCONFIG_FS_EXTERNAL is not set -- 2.47.3