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_PATCH,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=unavailable 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 3FE06C433DB for ; Sun, 21 Feb 2021 11:18:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 0FE2164E43 for ; Sun, 21 Feb 2021 11:18:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229937AbhBULRh (ORCPT ); Sun, 21 Feb 2021 06:17:37 -0500 Received: from smtp-42a9.mail.infomaniak.ch ([84.16.66.169]:48891 "EHLO smtp-42a9.mail.infomaniak.ch" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229897AbhBULRc (ORCPT ); Sun, 21 Feb 2021 06:17:32 -0500 Received: from smtp-3-0000.mail.infomaniak.ch (unknown [10.4.36.107]) by smtp-2-3000.mail.infomaniak.ch (Postfix) with ESMTPS id 4Dk2nm4X2pzMqFPR; Sun, 21 Feb 2021 12:16:44 +0100 (CET) Received: from ns3096276.ip-94-23-54.eu (unknown [23.97.221.149]) by smtp-3-0000.mail.infomaniak.ch (Postfix) with ESMTPA id 4Dk2nj6xrTzlh8T8; Sun, 21 Feb 2021 12:16:41 +0100 (CET) Subject: Re: [PATCH v6 0/5] Enable root to update the blacklist keyring To: David Howells , David Woodhouse , Jarkko Sakkinen , Eric Snowberg Cc: "David S . Miller" , Herbert Xu , James Morris , =?UTF-8?Q?Micka=c3=abl_Sala=c3=bcn?= , Mimi Zohar , "Serge E . Hallyn" , Tyler Hicks , keyrings@vger.kernel.org, linux-crypto@vger.kernel.org, linux-integrity@vger.kernel.org, linux-kernel@vger.kernel.org, linux-security-module@vger.kernel.org References: <20210210120410.471693-1-mic@digikod.net> From: =?UTF-8?Q?Micka=c3=abl_Sala=c3=bcn?= Message-ID: <132a6049-e91b-3922-cd3f-89574dd049fe@digikod.net> Date: Sun, 21 Feb 2021 12:17:54 +0100 User-Agent: MIME-Version: 1.0 In-Reply-To: <20210210120410.471693-1-mic@digikod.net> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org David, Eric, what is the status of this patch series? On 10/02/2021 13:04, Mickaël Salaün wrote: > This new patch series is a rebase on David Howells's keys-misc branch. > This mainly fixes UEFI DBX and the new Eric Snowberg's feature to import > asymmetric keys to the blacklist keyring. > I successfully tested this patch series with the 186 entries from > https://uefi.org/sites/default/files/resources/dbxupdate_x64.bin (184 > binary hashes and 2 certificates). > > The goal of these patches is to add a new configuration option to enable the > root user to load signed keys in the blacklist keyring. This keyring is useful > to "untrust" certificates or files. Enabling to safely update this keyring > without recompiling the kernel makes it more usable. > > This can be applied on top of David Howells's keys-next branch: > https://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-fs.git/log/?h=keys-next > Git commits can be found in https://github.com/l0kod/linux branch > dyn-auth-blacklist-v6 commit fcf976b74ffcd4551683e6b70dbf5fb102cf9906 . > > Previous patch series: > https://lore.kernel.org/lkml/20210128191705.3568820-1-mic@digikod.net/ > > Regards, > > Mickaël Salaün (5): > tools/certs: Add print-cert-tbs-hash.sh > certs: Check that builtin blacklist hashes are valid > certs: Make blacklist_vet_description() more strict > certs: Factor out the blacklist hash creation > certs: Allow root user to append signed hashes to the blacklist > keyring > > MAINTAINERS | 2 + > certs/.gitignore | 1 + > certs/Kconfig | 17 +- > certs/Makefile | 17 +- > certs/blacklist.c | 218 ++++++++++++++---- > crypto/asymmetric_keys/x509_public_key.c | 3 +- > include/keys/system_keyring.h | 14 +- > scripts/check-blacklist-hashes.awk | 37 +++ > .../platform_certs/keyring_handler.c | 26 +-- > tools/certs/print-cert-tbs-hash.sh | 91 ++++++++ > 10 files changed, 346 insertions(+), 80 deletions(-) > create mode 100755 scripts/check-blacklist-hashes.awk > create mode 100755 tools/certs/print-cert-tbs-hash.sh > > > base-commit: 5bcd72358a7d7794ade0452ed12919b8c4d6ffc7 >