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=-13.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS 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 420BBC433DB for ; Tue, 9 Mar 2021 15:11:01 +0000 (UTC) Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [63.128.21.124]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id C212B6525F for ; Tue, 9 Mar 2021 15:11:00 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org C212B6525F Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=schaufler-ca.com Authentication-Results: mail.kernel.org; spf=tempfail smtp.mailfrom=linux-audit-bounces@redhat.com Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-322-8VLZ3OSNNrKiRGpQhni1GQ-1; Tue, 09 Mar 2021 10:10:56 -0500 X-MC-Unique: 8VLZ3OSNNrKiRGpQhni1GQ-1 Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.phx2.redhat.com [10.5.11.14]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id DC6901005D4A; Tue, 9 Mar 2021 15:10:53 +0000 (UTC) Received: from colo-mx.corp.redhat.com (colo-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.21]) by smtp.corp.redhat.com (Postfix) with ESMTPS id AF64F5D9CD; Tue, 9 Mar 2021 15:10:53 +0000 (UTC) Received: from lists01.pubmisc.prod.ext.phx2.redhat.com (lists01.pubmisc.prod.ext.phx2.redhat.com [10.5.19.33]) by colo-mx.corp.redhat.com (Postfix) with ESMTP id 728CB57DC2; Tue, 9 Mar 2021 15:10:53 +0000 (UTC) Received: from smtp.corp.redhat.com (int-mx05.intmail.prod.int.rdu2.redhat.com [10.11.54.5]) by lists01.pubmisc.prod.ext.phx2.redhat.com (8.13.8/8.13.8) with ESMTP id 129FApjb023167 for ; Tue, 9 Mar 2021 10:10:51 -0500 Received: by smtp.corp.redhat.com (Postfix) id ECCD86D9DF; Tue, 9 Mar 2021 15:10:50 +0000 (UTC) Received: from mimecast-mx02.redhat.com (mimecast01.extmail.prod.ext.rdu2.redhat.com [10.11.55.17]) by smtp.corp.redhat.com (Postfix) with ESMTPS id E5E456E1D5 for ; Tue, 9 Mar 2021 15:10:48 +0000 (UTC) Received: from us-smtp-1.mimecast.com (us-smtp-2.mimecast.com [207.211.31.81]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-SHA384 (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 52B6285A5AA for ; Tue, 9 Mar 2021 15:10:48 +0000 (UTC) Received: from sonic313-14.consmr.mail.ne1.yahoo.com (sonic313-14.consmr.mail.ne1.yahoo.com [66.163.185.37]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-481-HrUXbi0IMyOP5NolkLEKhA-1; Tue, 09 Mar 2021 10:10:45 -0500 X-MC-Unique: HrUXbi0IMyOP5NolkLEKhA-1 X-SONIC-DKIM-SIGN: v=1; a=rsa-sha256; c=relaxed/relaxed; d=yahoo.com; s=s2048; t=1615302644; bh=Fr66v8YfSWcF+FMj4vvmtLxTndb7Jhev3isJiuxX6K9=; h=X-Sonic-MF:From:To:Subject:Date:From:Subject; b=bnyqiGpGtxK4deoBmqMCLoUHfIit9RhpkwMDYKSWvyAAaSmRtrI9/vl7QZfBHaJ69MsHwpE335j0qptCPQfGiYrBrXQ5AmeXP2n2qiMrEen+cKJH9/n1OqtQ9PQE5eTsWMEOL0LHdXifIn4YXxx4wbY3TMf3LL0/96GseW2F/jyU9BGJOeSTGJemMTPXNiM2MRoNa/o/RWLel/Z+Cj2OctHgM4BWkpqxw//eNbK4+Han4aFnuKT1jPZilTRC/rEj5yobcp7nsmyuBEtpCLh8nCiktCoP8uk8+7/b2WOYBqahUCq0a0fjkhyCUfD3md138TzdNyOttMGgz02LzyTz2g== X-YMail-OSG: XXkua7IVM1kuws67QmCalJs3.K01Mtn0Bwc59BRbh.4c1mImTlcfCyujo6i6RbV WXz3v3XuMHPhpe9YszFEzg3sn_MYGERukVo1mSejTLSJYu4aJ_u5pXR3tK617thags59u7UuDIFg M5xtpm2zLp_Mu0lOPCB8V17bBEqx9CtlscHxTqNvvunPN_3n9fIO7booRYFPwYm.ie63lQ_LDdQg QeThmRnGnt_b4IfMnBa1Yf0ZMBSXh1CSYu9lzFCE20W9b16jUx_GDPyIRnSK_CuylihLTju47wlZ vJT9odFW4DvYFckg_4qvgIiIS4RSp7X5mafmMtASu0gCUgJGlRKftY5TcIBsJnKy1PSRBWuvom5b Ts2YsmLivKrz..9rwPuIFbb.Nk.PBW8g348756nf7xFlJkUjxSg3zjQf_wfgj6lMbdUr9YiYcTo7 ooTvUgt9GZT11hUCkeOo8B6BVIAuWM8fXXCsvkjDue._CBJkRHU8LoGUvxNmcI_LOkg.WlYOce2L jcebl2cARB5l2o3tN0VPJ3gWFcnfBJU3wwjQYXfYQUSAnuJcgGKCE81WRtNhBoTxjvcaCDiouvcA fARX4pZjZVtPefylyWbW4IJ2pD2mPoBHyyTWTo6a_wpa3RfYjPyhKReKXxueg4lSzFe54cx0gaAh rIZOEGAM8wuxKzvWiLRc2Gp5QAQmLw2ww582.eOKermHMY64Q_8JuLfEjB3B1bF9RA9wezloEN0K raDlsZN5.ual_c1FvwtZ7JlmBkTmlB6NfmMaIg6ZKeWz0MlpsgR6th6460.bjaSDx_c2yicvyHC2 fL3xwCjD0wdTVFMxnI2iS_4JLpJA2G.nPo8rXKK_FUqpko.QsDpjgIh8zArDSMF8hz8L0MohwHIu vC14zBLmUqhZnOyK4qJQSnLRpMo75gZxUd_bqT0jrtK.29WhswH.Y1qrTAguFWWeWZoMJaAu5Iup h_rR0nhWPV6u1bZT8xXs.5hiX3yXBfN_ELuAcjjnCbJF1fE3UpxVJTB1usZvdeVYVapx7rNjyWfv Ott28mPlM1NHsy_al_2C3R.ZnWiwycBLGujAyhyRlfaNmhxOfspHkviyJHx428p5iQO3PYzaGpfC WADCOB5wO73xDNC0ym_vV9uokv7Ghl1RivAlld.p8zs.woshAPWIR0BEqaS279gQHUN5FJcsk67x n3O71.vaNKYTtKzIAGhK5MsjYHTbbqjYVKpK1Qb7k6RKif.Ibne3GkiH5gyBNDFy9v8wm898.4ON 4LL44tKQaka4F4QJJuNibqU4tNpCP2X_Ye8Ij9YcgwvdzF0A_7NHkTW39E2a5jCm3oDdBnrhWzsK .qjIuRE42rF0MXYPLQbV7KIZCJCleg31Pd8ggpvWIzPGFKeijHFD9987OdGHROBN_yd_d32DLw0u UU4ZeRYE271axMsSpXDYQyFcmmOEtYHvDbz7.U_XqEe.xbalPTwfJTcehUrfeOGLIL6IGwnwHAOa TShoHT5Vl_seCMNPV5u0DclclwaAMyXcEyE6yhZNc4r96ARyd9siZo5hjmtM2n8lEqnO9YITl3Go d20AewcAb2GqNaYpheZtgnUVAVDDfVr3zF1BhafLs3IFKdY5lm4kMGfa7jeFsrX1kI_KOy8XS2mi ahTHGF0x5BfzkFIDEVAm1XSlUjjhedUpm9NjLdxQhCDvDSGZ09OW97q1FC5tP.gRYa.Xy2f.HVFf OV0ba.o8t4YTiomAm4aZNTbA6Hlj1G6BGBTmr1dpr0_E91jPdi47W_SxOYfxL0cLT6cDj5CJYTNv ow4AXh1pKj3wWoQG.5zXm.BcxKbeMGcHh3b1APjvazS4QJD5hj_9l_Dyh2Da0zvMzGBVGaPwdRc9 u_fyVRYoeeq5l2BDz5ricF5uDMMSmvzFUb9jgQ_pw2irD7wPaj1umc.etIMh0C6DhW.lgYI2mgGZ 7ase0q2C65RCp0VVRx6CrNxM.o52N9x34NdO1Bddz_m_dwVA89__QPwVuzY9S4brBwgJ9GGXwIMt uY7TnudlEib_dz8p8G1_zzCr8rtZW81QPA1nc8aYLXBr07rs_Klqjzsu7oidLAFyhXbrf_SN4V4k gWOv7Cc08AsewQFs4T_bM3dJcKT.oN4iTFGvZixNaXi9I4DGhPDb2X2fWcgbBw6frqTKN.GtA35P Ure6fDlhqnkj0P1YUucFY3onc95WLNxsu9WLdBwPehJLlueQ3iauDp5GpNtHHX8SskQDuHlFlY6Y .16O3OcE._WJoHvvET5Uq5_d8K.K.ufiK4EwcAuNI_SPUHziIVYbOg6d3A9PBCA2Jm3N8C8ip9cW 1_JokWMIVWUZGcV19VOK1w1pcQUVHyn1dqCdBERmkvNfLMBeAI3dRZ.yfPwXYfLv4Iuu7QJJXzBz q_OaqvAgM2BZpWR5SG_JWxFZREcsMS6CT7MohHvtvH9.zmP9HtOkjdv.k48ZHnpEOY.rvFNjvxQb h.OdR2QjH4z_cDSHKjlWKS4K.YNdcdQceEIYfeQ2pAuWKMP2Z6UtE9mckn9QezGFfAeI8MtXSHd8 jtw8tT_VgbvoL_9gFMvVy9eCukq0TRdcMdBfWwELS_T7bkFoNFOIcMkXhSe86kTyjsspqG9Idanp aljMKeDfOkcpYPewE.lYBIcUUjiqjxJQZJtjz84.ME_IIuCzN9XR8exylLPYk6qNdUvduqFz0Op3 93jcNxZppCsZefGl0SuN6WyXyUT_HAC1kV2i6iktfV9JLN6fuGxQoTqcHLKNRF.g8eOUI.ZXG3aM .B5szUbAofAd.Gkqn08D2N.hOCvq7vBirJpg9NlJnm3shGPm2LS_D4viYjtccW1TppM0SMUK2tXC MXHqhtS7Uu23aSVlJCl4Fu7GWsHxkc7V36V5NcNDntTBSMJl_UOyenqK.EbFDRdLV1EwWgOerBhc ys4kkv4fS7uFiLhl5GedsqruTCQt1dtGd1d6h3WG2PFaCrpxn3nPCeujRL5rmj7k77C1KtfIYBSR PQOXKQK0PUjlkFt_LLdOy0pWTHVBZUplSszwmhnFIwT2lwHLE34IRaxzLHK.I3_Oe5.qZLdEsqav IbMg5q5R_.U8cCkZTNPCksd7V6CCcHNXQv3BlSh4YHWXEbBaIye05K3EwpOlse8lf.PsQwLuGBRY - X-Sonic-MF: Received: from sonic.gate.mail.ne1.yahoo.com by sonic313.consmr.mail.ne1.yahoo.com with HTTP; Tue, 9 Mar 2021 15:10:44 +0000 Received: by kubenode506.mail-prod1.omega.gq1.yahoo.com (VZM Hermes SMTP Server) with ESMTPA ID 34830140df26597516d4b8ee418de2e3; Tue, 09 Mar 2021 15:10:39 +0000 (UTC) From: Casey Schaufler To: casey.schaufler@intel.com, jmorris@namei.org, linux-security-module@vger.kernel.org, selinux@vger.kernel.org Subject: [PATCH v25 25/25] AppArmor: Remove the exclusive flag Date: Tue, 9 Mar 2021 06:42:43 -0800 Message-Id: <20210309144243.12519-26-casey@schaufler-ca.com> In-Reply-To: <20210309144243.12519-1-casey@schaufler-ca.com> References: <20210309144243.12519-1-casey@schaufler-ca.com> MIME-Version: 1.0 X-Mimecast-Impersonation-Protect: Policy=CLT - Impersonation Protection Definition; Similar Internal Domain=false; Similar Monitored External Domain=false; Custom External Domain=false; Mimecast External Domain=false; Newly Observed Domain=false; Internal User Name=false; Custom Display Name List=false; Reply-to Address Mismatch=false; Targeted Threat Dictionary=false; Mimecast Threat Dictionary=false; Custom Threat Dictionary=false X-Scanned-By: MIMEDefang 2.79 on 10.11.54.5 X-loop: linux-audit@redhat.com Cc: john.johansen@canonical.com, linux-kernel@vger.kernel.org, linux-audit@redhat.com, sds@tycho.nsa.gov X-BeenThere: linux-audit@redhat.com X-Mailman-Version: 2.1.12 Precedence: junk List-Id: Linux Audit Discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: linux-audit-bounces@redhat.com Errors-To: linux-audit-bounces@redhat.com X-Scanned-By: MIMEDefang 2.79 on 10.5.11.14 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=linux-audit-bounces@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit With the inclusion of the interface LSM process attribute mechanism AppArmor no longer needs to be treated as an "exclusive" security module. Remove the flag that indicates it is exclusive. Remove the stub getpeersec_dgram AppArmor hook as it has no effect in the single LSM case and interferes in the multiple LSM case. Acked-by: Stephen Smalley Acked-by: John Johansen Reviewed-by: Kees Cook Signed-off-by: Casey Schaufler --- security/apparmor/lsm.c | 20 +------------------- 1 file changed, 1 insertion(+), 19 deletions(-) diff --git a/security/apparmor/lsm.c b/security/apparmor/lsm.c index 16ccc4a002d0..c6dc0b6f6712 100644 --- a/security/apparmor/lsm.c +++ b/security/apparmor/lsm.c @@ -1138,22 +1138,6 @@ static int apparmor_socket_getpeersec_stream(struct socket *sock, return error; } -/** - * apparmor_socket_getpeersec_dgram - get security label of packet - * @sock: the peer socket - * @skb: packet data - * @secid: pointer to where to put the secid of the packet - * - * Sets the netlabel socket state on sk from parent - */ -static int apparmor_socket_getpeersec_dgram(struct socket *sock, - struct sk_buff *skb, u32 *secid) - -{ - /* TODO: requires secid support */ - return -ENOPROTOOPT; -} - /** * apparmor_sock_graft - Initialize newly created socket * @sk: child sock @@ -1257,8 +1241,6 @@ static struct security_hook_list apparmor_hooks[] __lsm_ro_after_init = { #endif LSM_HOOK_INIT(socket_getpeersec_stream, apparmor_socket_getpeersec_stream), - LSM_HOOK_INIT(socket_getpeersec_dgram, - apparmor_socket_getpeersec_dgram), LSM_HOOK_INIT(sock_graft, apparmor_sock_graft), #ifdef CONFIG_NETWORK_SECMARK LSM_HOOK_INIT(inet_conn_request, apparmor_inet_conn_request), @@ -1927,7 +1909,7 @@ static int __init apparmor_init(void) DEFINE_LSM(apparmor) = { .name = "apparmor", - .flags = LSM_FLAG_LEGACY_MAJOR | LSM_FLAG_EXCLUSIVE, + .flags = LSM_FLAG_LEGACY_MAJOR, .enabled = &apparmor_enabled, .blobs = &apparmor_blob_sizes, .init = apparmor_init, -- 2.29.2 -- Linux-audit mailing list Linux-audit@redhat.com https://listman.redhat.com/mailman/listinfo/linux-audit