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[198.145.64.163]) by smtp.gmail.com with ESMTPSA id g12-20020a65594c000000b0043a1c0a0ab1sm10677165pgu.83.2022.10.19.15.37.58 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 19 Oct 2022 15:37:59 -0700 (PDT) Date: Wed, 19 Oct 2022 15:37:57 -0700 From: Kees Cook To: Mimi Zohar Cc: =?iso-8859-1?Q?Micka=EBl_Sala=FCn?= , Paul Moore , James Morris , "Serge E. Hallyn" , Dmitry Kasatkin , linux-security-module@vger.kernel.org, linux-integrity@vger.kernel.org, KP Singh , Casey Schaufler , John Johansen , linux-kernel@vger.kernel.org, linux-hardening@vger.kernel.org Subject: Re: [PATCH 1/9] integrity: Prepare for having "ima" and "evm" available in "integrity" LSM Message-ID: <202210191219.EEEA3E20C@keescook> References: <20221013222702.never.990-kees@kernel.org> <20221013223654.659758-1-keescook@chromium.org> <08a8b202-69b4-e154-28f5-337a898acf61@digikod.net> <202210141050.A8DF7D10@keescook> <0d2b9d34-2eda-8aa6-d596-eb1899645192@digikod.net> <202210191129.BFBF8035@keescook> <2ce5e63dc4f15b8015fd7499120ff4256ad1f619.camel@linux.ibm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <2ce5e63dc4f15b8015fd7499120ff4256ad1f619.camel@linux.ibm.com> X-Spam-Status: No, score=-2.4 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_NONE, SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Oct 19, 2022 at 03:13:34PM -0400, Mimi Zohar wrote: > Most people were/are still using the "security=" boot command line > option, not "lsm=". This previously wasn't a problem with "security=", > but became a problem with "lsm=". How are people still using "security=" for IMA/EVM? It only interacts with LSMs marked with LSM_FLAG_LEGACY_MAJOR. -- Kees Cook