From mboxrd@z Thu Jan 1 00:00:00 1970 Delivery-date: Thu, 21 Aug 2025 09:18:08 +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 1uozYn-002tN3-1J for lore@lore.pengutronix.de; Thu, 21 Aug 2025 09:18:08 +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 1uozYm-0002rO-1z for lore@pengutronix.de; Thu, 21 Aug 2025 09:18:08 +0200 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: Content-Type:In-Reply-To:From:References:Cc:To:Subject:MIME-Version:Date: Message-ID:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=2mSlS1EuBpR/2pPj4sZecIZROBAmRQZsiA3RoJy6RsM=; b=tXJ+0rKNcNNVNV5/kU0MCoDD0z HRKi1cBvyKfzcLmvMN1Ls38J13Rp//Bq60MTtc8flWCe3qDdoP54vYJBiQINlW1RgU/lZFN7tL+Oe 0Yn46eK+aYxXs5RDl0nKh/4P3I0/dEUZjJGzFsrYzcy1xOTyd20RGma3UkVLQbQ6HD0ZFLsEzNV36 aE3XtHSIRRJCR7lh+bMK0/lXz1UtY9HLfiP88D2IMpKxfhrC3kzzHf4Qg59MtkWfOLVyWDku3s7KL 5W82qg0lgdaGshv4d7LMhxpB1ThPgtuYRmPfn79hWVC+Ty+i9RFsozUg4WqIAc9fNg0QAl3JRdeA3 aeKYaq3Q==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1uozY7-0000000G4kl-35aZ; Thu, 21 Aug 2025 07:17:27 +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 1uozEW-0000000G1Ut-1bBz for barebox@lists.infradead.org; Thu, 21 Aug 2025 06:57:13 +0000 Received: from ptz.office.stw.pengutronix.de ([2a0a:edc0:0:900:1d::77] helo=[127.0.0.1]) by metis.whiteo.stw.pengutronix.de with esmtp (Exim 4.92) (envelope-from ) id 1uozET-0000Vm-Ta; Thu, 21 Aug 2025 08:57:09 +0200 Message-ID: <227a5210-f01f-48ce-9908-50ebc01931a8@pengutronix.de> Date: Thu, 21 Aug 2025 08:57:10 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird To: Sascha Hauer , BAREBOX Cc: Ahmad Fatoum References: <20250820-security-policies-v1-0-76fde70fdbd8@pengutronix.de> <20250820-security-policies-v1-15-76fde70fdbd8@pengutronix.de> Content-Language: en-US, de-DE, de-BE From: Ahmad Fatoum In-Reply-To: <20250820-security-policies-v1-15-76fde70fdbd8@pengutronix.de> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250820_235712_428105_BAD8DE87 X-CRM114-Status: GOOD ( 20.51 ) 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: , 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=-5.2 required=4.0 tests=AWL,BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,RCVD_IN_DNSWL_MED,SPF_HELO_NONE,SPF_NONE autolearn=unavailable autolearn_force=no version=3.4.2 Subject: Re: [PATCH 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) Hi, On 8/20/25 15:17, Sascha Hauer wrote: > From: Ahmad Fatoum > > To make it easier to experiment with security policies, add four example > configurations, two via the build system and two "externally". The configs need a make security_olddefconfig due to the addition of the new symbols in later commits. Cheers, Ahmad > > 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 | 24 ++++++++++++++++++++++ > common/boards/qemu-virt/qemu-virt-lockdown.sconfig | 24 ++++++++++++++++++++++ > security/qemu-virt-devel.sconfig | 24 ++++++++++++++++++++++ > security/qemu-virt-tamper.sconfig | 24 ++++++++++++++++++++++ > 7 files changed, 108 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..b19d02b37f7c308e8e93da17349981301902d851 > --- /dev/null > +++ b/common/boards/qemu-virt/qemu-virt-factory.sconfig > @@ -0,0 +1,24 @@ > +# > +# Automatically generated file; DO NOT EDIT. > +# Barebox/arm Security Configuration > +# > +SCONFIG_POLICY_NAME="factory" > +SCONFIG_SECURITY_POLICY_SELECT=y > + > +# > +# General Settings > +# > +SCONFIG_RATP=y > +# end of General Settings > + > +# > +# Boot Policy > +# > +# SCONFIG_BOOT_UNSIGNED_IMAGES is not set > +# end of Boot Policy > + > +# > +# Command Policy > +# > +# SCONFIG_CMD_GO is not set > +# end of Command Policy > 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..e11e5e069c61f6b968716b75a836bfda2676057e > --- /dev/null > +++ b/common/boards/qemu-virt/qemu-virt-lockdown.sconfig > @@ -0,0 +1,24 @@ > +# > +# Automatically generated file; DO NOT EDIT. > +# Barebox/arm Security Configuration > +# > +SCONFIG_POLICY_NAME="lockdown" > +SCONFIG_SECURITY_POLICY_SELECT=y > + > +# > +# General Settings > +# > +# SCONFIG_RATP is not set > +# end of General Settings > + > +# > +# Boot Policy > +# > +# SCONFIG_BOOT_UNSIGNED_IMAGES is not set > +# end of Boot Policy > + > +# > +# Command Policy > +# > +# SCONFIG_CMD_GO is not set > +# end of Command Policy > diff --git a/security/qemu-virt-devel.sconfig b/security/qemu-virt-devel.sconfig > new file mode 100644 > index 0000000000000000000000000000000000000000..4513917a95cca07d415fcc856589dca92a289707 > --- /dev/null > +++ b/security/qemu-virt-devel.sconfig > @@ -0,0 +1,24 @@ > +# > +# Automatically generated file; DO NOT EDIT. > +# Barebox/arm Security Configuration > +# > +SCONFIG_POLICY_NAME="devel" > +SCONFIG_SECURITY_POLICY_SELECT=y > + > +# > +# General Settings > +# > +SCONFIG_RATP=y > +# end of General Settings > + > +# > +# Boot Policy > +# > +SCONFIG_BOOT_UNSIGNED_IMAGES=y > +# end of Boot Policy > + > +# > +# Command Policy > +# > +SCONFIG_CMD_GO=y > +# end of Command Policy > diff --git a/security/qemu-virt-tamper.sconfig b/security/qemu-virt-tamper.sconfig > new file mode 100644 > index 0000000000000000000000000000000000000000..f2453a9936c19fe8a31879d1ee48cd0ce6655d5e > --- /dev/null > +++ b/security/qemu-virt-tamper.sconfig > @@ -0,0 +1,24 @@ > +# > +# Automatically generated file; DO NOT EDIT. > +# Barebox/arm Security Configuration > +# > +SCONFIG_POLICY_NAME="tamper" > +# SCONFIG_SECURITY_POLICY_SELECT is not set > + > +# > +# General Settings > +# > +# SCONFIG_RATP is not set > +# end of General Settings > + > +# > +# Boot Policy > +# > +# SCONFIG_BOOT_UNSIGNED_IMAGES is not set > +# end of Boot Policy > + > +# > +# Command Policy > +# > +# SCONFIG_CMD_GO is not set > +# end of Command Policy > -- Pengutronix e.K. | | Steuerwalder Str. 21 | http://www.pengutronix.de/ | 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 |