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[23.128.96.18]) by mx.google.com with ESMTP id a23si8507759ejx.146.2021.03.08.19.22.38; Mon, 08 Mar 2021 19:23:12 -0800 (PST) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@ibm.com header.s=pp1 header.b=ZtLPy+UT; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=ibm.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229682AbhCIDUT (ORCPT + 99 others); Mon, 8 Mar 2021 22:20:19 -0500 Received: from mx0a-001b2d01.pphosted.com ([148.163.156.1]:56148 "EHLO mx0a-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229379AbhCIDUE (ORCPT ); Mon, 8 Mar 2021 22:20:04 -0500 Received: from pps.filterd (m0098396.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.43/8.16.0.43) with SMTP id 12933P4I035048; Mon, 8 Mar 2021 22:20:03 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=from : to : cc : subject : date : message-id : mime-version : content-transfer-encoding; s=pp1; bh=xwuhBfjJgysHEK4duPU09vbuwPn5ZvItwHvLHoyabjo=; b=ZtLPy+UTj1aUsk0I5NkKc8UtZotxy7vo4ENAuRV9gOmK4X0uFBY5zq2H34XLG8erI9cl m9NYDuBHmjMg0Kxrs3ej85Mp6bDKQTea0cKLBFRM+FC60gkHFwai7LJTgxKpm/ygoltw jzJxbl/rvY/1hcqyS5fdoO7NsyBEb3HvOmXPP6aQ2kP1nqMg6YBY4yvc0Ey6hmuOAGD2 3tUApDwnFnItuKI87VNNdouLNREs9RQfQ6RmpctP2fyet+Hn0emdzqPGCCw8MtUqfgda +5KWcY6ZUKzCPfYTmVqganuQ3K77UExxyqcVktcwbjF8ngAJBFlAD/AcVVlJuKUJ+j3P 8w== Received: from pps.reinject (localhost [127.0.0.1]) by mx0a-001b2d01.pphosted.com with ESMTP id 375whqcej1-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 08 Mar 2021 22:20:02 -0500 Received: from m0098396.ppops.net (m0098396.ppops.net [127.0.0.1]) by pps.reinject (8.16.0.43/8.16.0.43) with SMTP id 12936pb5043839; Mon, 8 Mar 2021 22:20:02 -0500 Received: from ppma04wdc.us.ibm.com (1a.90.2fa9.ip4.static.sl-reverse.com [169.47.144.26]) by mx0a-001b2d01.pphosted.com with ESMTP id 375whqceh9-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Mon, 08 Mar 2021 22:20:02 -0500 Received: from pps.filterd (ppma04wdc.us.ibm.com [127.0.0.1]) by ppma04wdc.us.ibm.com (8.16.0.42/8.16.0.42) with SMTP id 1293CXDS012370; Tue, 9 Mar 2021 03:20:01 GMT Received: from b03cxnp08028.gho.boulder.ibm.com (b03cxnp08028.gho.boulder.ibm.com [9.17.130.20]) by ppma04wdc.us.ibm.com with ESMTP id 3741c9kayx-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 09 Mar 2021 03:20:01 +0000 Received: from b03ledav005.gho.boulder.ibm.com (b03ledav005.gho.boulder.ibm.com [9.17.130.236]) by b03cxnp08028.gho.boulder.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 1293K0p534472330 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Tue, 9 Mar 2021 03:20:00 GMT Received: from b03ledav005.gho.boulder.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 2B163BE065; Tue, 9 Mar 2021 03:20:00 +0000 (GMT) Received: from b03ledav005.gho.boulder.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 9282CBE05F; Tue, 9 Mar 2021 03:19:59 +0000 (GMT) Received: from sbct-2.pok.ibm.com (unknown [9.47.158.152]) by b03ledav005.gho.boulder.ibm.com (Postfix) with ESMTP; Tue, 9 Mar 2021 03:19:59 +0000 (GMT) From: Stefan Berger To: peterhuewe@gmx.de, jarkko@kernel.org Cc: jgg@ziepe.ca, linux-integrity@vger.kernel.org, linux-security-module@vger.kernel.org, linux-kernel@vger.kernel.org, Stefan Berger Subject: [PATCH 0/3] Fix bugs related to TPM2 event log Date: Mon, 8 Mar 2021 22:19:51 -0500 Message-Id: <20210309031954.6232-1-stefanb@linux.ibm.com> X-Mailer: git-send-email 2.29.2 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.369,18.0.761 definitions=2021-03-08_22:2021-03-08,2021-03-08 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 priorityscore=1501 lowpriorityscore=0 bulkscore=0 adultscore=0 suspectscore=0 mlxlogscore=999 spamscore=0 impostorscore=0 malwarescore=0 mlxscore=0 clxscore=1015 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2009150000 definitions=main-2103090014 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This series of patches fixes a couple of issues related to TPM2 event logs, such as the disappearance of the TPM2 log on QEMU machines running with UEFI (my fault) and a kernel fault due to an integer under- flow when reading the TPM 2 log multiple times. Regards, Stefan Stefan Berger (3): tpm: efi: Use local variable for calculating final log size tpm: acpi: Check eventlog signature before using it tpm: vtpm_proxy: Avoid reading host log when using a virtual device drivers/char/tpm/eventlog/acpi.c | 31 +++++++++++++++++++++++++++++- drivers/char/tpm/eventlog/common.c | 3 +++ drivers/char/tpm/eventlog/efi.c | 10 ++++++---- 3 files changed, 39 insertions(+), 5 deletions(-) -- 2.29.2