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Received: from crackle.ozlabs.ibm.com (unknown [122.99.82.10]) by mail.messagingengine.com (Postfix) with ESMTPA id C54C730607B4; Tue, 24 Dec 2019 00:56:06 -0500 (EST) From: Russell Currey To: linuxppc-dev@lists.ozlabs.org Subject: [PATCH v6 5/5] powerpc/configs: Enable STRICT_MODULE_RWX in skiroot_defconfig Date: Tue, 24 Dec 2019 16:55:45 +1100 Message-Id: <20191224055545.178462-6-ruscur@russell.cc> X-Mailer: git-send-email 2.24.1 In-Reply-To: <20191224055545.178462-1-ruscur@russell.cc> References: <20191224055545.178462-1-ruscur@russell.cc> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: ajd@linux.ibm.com, kernel-hardening@lists.openwall.com, Joel Stanley , npiggin@gmail.com, joel@jms.id.au, Russell Currey , dja@axtens.net Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" skiroot_defconfig is the only powerpc defconfig with STRICT_KERNEL_RWX enabled, and if you want memory protection for kernel text you'd want it for modules too, so enable STRICT_MODULE_RWX there. Acked-by: Joel Stanley Signed-off-by: Russell Currey --- arch/powerpc/configs/skiroot_defconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/powerpc/configs/skiroot_defconfig b/arch/powerpc/configs/skiroot_defconfig index 069f67f12731..b74358c3ede8 100644 --- a/arch/powerpc/configs/skiroot_defconfig +++ b/arch/powerpc/configs/skiroot_defconfig @@ -31,6 +31,7 @@ CONFIG_PERF_EVENTS=y CONFIG_SLAB_FREELIST_HARDENED=y CONFIG_JUMP_LABEL=y CONFIG_STRICT_KERNEL_RWX=y +CONFIG_STRICT_MODULE_RWX=y CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y CONFIG_MODULE_SIG=y -- 2.24.1 From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.8 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 7F9DCC2D0CF for ; Tue, 24 Dec 2019 05:56:56 +0000 (UTC) Received: from mother.openwall.net (mother.openwall.net [195.42.179.200]) by mail.kernel.org (Postfix) with SMTP id CE18D206B7 for ; Tue, 24 Dec 2019 05:56:55 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=russell.cc header.i=@russell.cc header.b="RNY1BDc3"; dkim=pass (2048-bit key) header.d=messagingengine.com header.i=@messagingengine.com header.b="X/dXvbKi" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org CE18D206B7 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=russell.cc Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=kernel-hardening-return-17519-kernel-hardening=archiver.kernel.org@lists.openwall.com Received: (qmail 22310 invoked by uid 550); 24 Dec 2019 05:56:22 -0000 Mailing-List: contact kernel-hardening-help@lists.openwall.com; run by ezmlm Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: List-ID: Received: (qmail 22224 invoked from network); 24 Dec 2019 05:56:21 -0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=russell.cc; h= from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; s=fm3; bh=4VL2rvXf5bbo/ YYVlys+nvN5T+AYKTkC0MAqwoxcqsI=; b=RNY1BDc3jqyQ7snuL6VqhiYFbV451 qo5KtP0LkobTzZTw9CcwZMP/JyCJWr6gx6hTfjDGxY4bTlRJuU+uj00Sxk2RAhit Rdw1CvQhsScp4lcd43tyJtHRhJ3PvU8/0NZ9pbgpqr25Cn8oHFwAD6ddIhRszjKq ran4fi76zAGVuGQgo6HfKlGWy/2lU0WMBrn9YFCwSHknjeme5G3uquNf9g2SeZqn fYO/S9fEGDoRo26g+kut2nebFUrDv7TKzko+2onAdO99c7o5B0WdPwXUd0fG+Hsa C65846M1vA3AhFhvbWCq4mb7SMbAR75tpfzxAFAv3ue3rQ/h2CKPxZhzA== DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:content-transfer-encoding:date:from :in-reply-to:message-id:mime-version:references:subject:to :x-me-proxy:x-me-proxy:x-me-sender:x-me-sender:x-sasl-enc; s= fm1; bh=4VL2rvXf5bbo/YYVlys+nvN5T+AYKTkC0MAqwoxcqsI=; b=X/dXvbKi fOvuRuADJ1aBGEP88UvQHraAOuT2/5AWDr7lJtWg+8Q6gjhc/E6A7r19MSQ2zR3W 8RUzRACWn6Q4EocfTpS9Bg5V7O0V4Q/2pdj3hH3RQti5M/UHIOyZhfODOl4NIQGY e8KSg5cTu/W8s7tT8OpQL0tqt8PzhOUKGrK5U1yP3IN06yWIVYxZF5yzAelcvTc2 7RvySaQiYKWZ4OKAPs8Rf+es0yLcVvDl1AWnn+3ZGdl2CMBggZLv+CasNTkLD5tz gA+Pfiac6Z+VN561qjn/ZKql/Oh+YNNs6DvoyGxMwwh+xIOa5z+B95Fxv32qWLfO VVLJyhIU6J+jnQ== X-ME-Sender: X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedufedrvddvuddgieduucetufdoteggodetrfdotf fvucfrrhhofhhilhgvmecuhfgrshhtofgrihhlpdfqfgfvpdfurfetoffkrfgpnffqhgen uceurghilhhouhhtmecufedttdenucesvcftvggtihhpihgvnhhtshculddquddttddmne gfrhhlucfvnfffucdludehmdenucfjughrpefhvffufffkofgjfhgggfestdekredtredt tdenucfhrhhomheptfhushhsvghllhcuvehurhhrvgihuceorhhushgtuhhrsehruhhssh gvlhhlrdgttgeqnecukfhppeduvddvrdelledrkedvrddutdenucfrrghrrghmpehmrghi lhhfrhhomheprhhushgtuhhrsehruhhsshgvlhhlrdgttgenucevlhhushhtvghrufhiii gvpeeg X-ME-Proxy:

From: Russell Currey To: linuxppc-dev@lists.ozlabs.org Cc: Russell Currey , christophe.leroy@c-s.fr, joel@jms.id.au, mpe@ellerman.id.au, ajd@linux.ibm.com, dja@axtens.net, npiggin@gmail.com, kernel-hardening@lists.openwall.com, Joel Stanley Subject: [PATCH v6 5/5] powerpc/configs: Enable STRICT_MODULE_RWX in skiroot_defconfig Date: Tue, 24 Dec 2019 16:55:45 +1100 Message-Id: <20191224055545.178462-6-ruscur@russell.cc> X-Mailer: git-send-email 2.24.1 In-Reply-To: <20191224055545.178462-1-ruscur@russell.cc> References: <20191224055545.178462-1-ruscur@russell.cc> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit skiroot_defconfig is the only powerpc defconfig with STRICT_KERNEL_RWX enabled, and if you want memory protection for kernel text you'd want it for modules too, so enable STRICT_MODULE_RWX there. Acked-by: Joel Stanley Signed-off-by: Russell Currey --- arch/powerpc/configs/skiroot_defconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/powerpc/configs/skiroot_defconfig b/arch/powerpc/configs/skiroot_defconfig index 069f67f12731..b74358c3ede8 100644 --- a/arch/powerpc/configs/skiroot_defconfig +++ b/arch/powerpc/configs/skiroot_defconfig @@ -31,6 +31,7 @@ CONFIG_PERF_EVENTS=y CONFIG_SLAB_FREELIST_HARDENED=y CONFIG_JUMP_LABEL=y CONFIG_STRICT_KERNEL_RWX=y +CONFIG_STRICT_MODULE_RWX=y CONFIG_MODULES=y CONFIG_MODULE_UNLOAD=y CONFIG_MODULE_SIG=y -- 2.24.1