From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from linux.microsoft.com (linux.microsoft.com [13.77.154.182]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 89CAA29E0E9; Thu, 11 Dec 2025 02:13:15 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=13.77.154.182 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1765419198; cv=none; b=GNLUgVgpmLPph1XnsdvyMCjJ4F1yzZQzg/M2RwJ9p4eP3mVLHH6aNLyM0DAxJL3Ixzr6uLe5U/qTBlOmDYh+c/3vDnvBzY/69GvYb6bprQq0b4Rz+YNod+hgwUC+cxU/a9JHqFRSPoDkF+GxEgKDtrD0nbfJqOtRC4xcNytULFU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1765419198; c=relaxed/simple; bh=A630HQfYPlZd5vfIXx3I+uZEiMWeX6QVi0xVneqndmI=; h=From:To:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=ojp6XYil/cBol2QUg/yg11F4xCbEJSqSWAO7EfU0uLo2gaXgVP+NSyvWVxzoVAzr0zio8p5Z4n4ygfgLVBpJ1zSqwVK6F3AkmQ8lhwRn0nCt7RlyiJeaFqaHlb0BxnA6ujqlTB0ebPdVvZhCBld1UCNTvnwhIeK0o/2XuGp1A4o= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.microsoft.com; spf=pass smtp.mailfrom=linux.microsoft.com; dkim=pass (1024-bit key) header.d=linux.microsoft.com header.i=@linux.microsoft.com header.b=AAHUNN3n; arc=none smtp.client-ip=13.77.154.182 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.microsoft.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linux.microsoft.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linux.microsoft.com header.i=@linux.microsoft.com header.b="AAHUNN3n" Received: from narnia.corp.microsoft.com (unknown [40.78.12.133]) by linux.microsoft.com (Postfix) with ESMTPSA id 6093B2116048; Wed, 10 Dec 2025 18:13:12 -0800 (PST) DKIM-Filter: OpenDKIM Filter v2.11.0 linux.microsoft.com 6093B2116048 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.microsoft.com; s=default; t=1765419194; bh=gjqGNKnlJX8Kw8HH66jlxD/mVg+TXmoYb3hAeCnM2+M=; h=From:To:Subject:Date:In-Reply-To:References:From; b=AAHUNN3n4MpVwTJFBQ1qsmqZMiVGtxLLTkZFKp4Z5pZZwB5s6kxgoL31pyNRvFfFg TRVk46ShXn2ZggzadmU/ooz5n1Gb4ttGTu1q5UZwjsFC7N6yAIK5BSLrzjsVNpgkg3 1MLcljf7GIPRJmeMOOA/ibuwXWH8rMxVx4vgQfTA= From: Blaise Boscaccy To: Blaise Boscaccy , Jonathan Corbet , Paul Moore , James Morris , "Serge E. Hallyn" , =?UTF-8?q?Micka=C3=ABl=20Sala=C3=BCn?= , =?UTF-8?q?G=C3=BCnther=20Noack?= , "Dr. David Alan Gilbert" , Andrew Morton , James.Bottomley@HansenPartnership.com, dhowells@redhat.com, linux-security-module@vger.kernel.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, bpf@vger.kernel.org Subject: [RFC 04/11] crypto: pkcs7: add flag for validated trust on a signed info block Date: Wed, 10 Dec 2025 18:11:59 -0800 Message-ID: <20251211021257.1208712-5-bboscaccy@linux.microsoft.com> X-Mailer: git-send-email 2.52.0 In-Reply-To: <20251211021257.1208712-1-bboscaccy@linux.microsoft.com> References: <20251211021257.1208712-1-bboscaccy@linux.microsoft.com> Precedence: bulk X-Mailing-List: linux-doc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: James Bottomley Allow consumers of struct pkcs7_message to tell if any of the sinfo fields has passed a trust validation. Note that this does not happen in parsing, pkcs7_validate_trust() must be explicitly called or called via validate_pkcs7_trust(). Signed-off-by: James Bottomley --- crypto/asymmetric_keys/pkcs7_parser.h | 1 + crypto/asymmetric_keys/pkcs7_trust.c | 1 + 2 files changed, 2 insertions(+) diff --git a/crypto/asymmetric_keys/pkcs7_parser.h b/crypto/asymmetric_keys/pkcs7_parser.h index e17f7ce4fb434..344340cfa6c13 100644 --- a/crypto/asymmetric_keys/pkcs7_parser.h +++ b/crypto/asymmetric_keys/pkcs7_parser.h @@ -20,6 +20,7 @@ struct pkcs7_signed_info { unsigned index; bool unsupported_crypto; /* T if not usable due to missing crypto */ bool blacklisted; + bool verified; /* T if this signer has validated trust */ /* Message digest - the digest of the Content Data (or NULL) */ const void *msgdigest; diff --git a/crypto/asymmetric_keys/pkcs7_trust.c b/crypto/asymmetric_keys/pkcs7_trust.c index 9a87c34ed1733..78ebfb6373b61 100644 --- a/crypto/asymmetric_keys/pkcs7_trust.c +++ b/crypto/asymmetric_keys/pkcs7_trust.c @@ -127,6 +127,7 @@ static int pkcs7_validate_trust_one(struct pkcs7_message *pkcs7, for (p = sinfo->signer; p != x509; p = p->signer) p->verified = true; } + sinfo->verified = true; kleave(" = 0"); return 0; } -- 2.52.0