From: Mimi Zohar <zohar@linux.ibm.com>
To: Stefan Berger <stefanb@linux.ibm.com>,
jeyu@kernel.org, keyrings@vger.kernel.org, dhowells@redhat.com,
jarkko@kernel.org
Cc: nayna@linux.ibm.com, linux-integrity@vger.kernel.org,
linux-security-module@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v4 2/2] certs: Add support for using elliptic curve keys for signing modules
Date: Mon, 31 May 2021 12:12:35 -0400 [thread overview]
Message-ID: <e5baf1bbc6aa454c2a708d85d73fdc2f3470bf16.camel@linux.ibm.com> (raw)
In-Reply-To: <20210423151247.1517808-3-stefanb@linux.ibm.com>
On Fri, 2021-04-23 at 11:12 -0400, Stefan Berger wrote:
> Add support for using elliptic curve keys for signing modules. It uses
> a NIST P384 (secp384r1) key if the user chooses an elliptic curve key
> and will have ECDSA support built into the kernel.
>
> Note: A developer choosing an ECDSA key for signing modules should still
> delete the signing key (rm certs/signing_key.*) when building an older
> version of a kernel that only supports RSA keys. Unless kbuild automati-
> cally detects and generates a new kernel module key, ECDSA-signed kernel
> modules will fail signature verification.
>
> Signed-off-by: Stefan Berger <stefanb@linux.ibm.com>
Tested-by: Mimi Zohar <zohar@linux.ibm.com>
next prev parent reply other threads:[~2021-05-31 16:16 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-04-23 15:12 [PATCH v4 0/2] Add support for ECDSA-signed kernel modules Stefan Berger
2021-04-23 15:12 ` [PATCH v4 1/2] certs: Trigger creation of RSA module signing key if it's not an RSA key Stefan Berger
2021-05-31 16:12 ` Mimi Zohar
2021-04-23 15:12 ` [PATCH v4 2/2] certs: Add support for using elliptic curve keys for signing modules Stefan Berger
2021-05-31 16:12 ` Mimi Zohar [this message]
2021-04-27 23:47 ` [PATCH v4 0/2] Add support for ECDSA-signed kernel modules Jarkko Sakkinen
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