From: Lakshmi Ramasubramanian <nramas@linux.microsoft.com>
To: Eric Snowberg <eric.snowberg@oracle.com>,
zohar@linux.ibm.com, dmitry.kasatkin@gmail.com,
jmorris@namei.org, serge@hallyn.com
Cc: dhowells@redhat.com, geert@linux-m68k.org,
gregkh@linuxfoundation.org, nayna@linux.ibm.com,
tglx@linutronix.de, bauerman@linux.ibm.com, mpe@ellerman.id.au,
linux-integrity@vger.kernel.org,
linux-security-module@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [RFC PATCH 1/2] ima: Implement support for uncompressed module appended signatures
Date: Thu, 6 Feb 2020 09:07:28 -0800 [thread overview]
Message-ID: <fda8b3e4-e3aa-a83a-0ddc-8ec096e67316@linux.microsoft.com> (raw)
In-Reply-To: <20200206164226.24875-2-eric.snowberg@oracle.com>
On 2/6/2020 8:42 AM, Eric Snowberg wrote:
>
> @@ -31,6 +32,7 @@ static const char * const keyring_name[INTEGRITY_KEYRING_MAX] = {
> ".ima",
> #endif
> ".platform",
> + ".builtin_trusted_keys",
> };
>
> #ifdef CONFIG_IMA_KEYRINGS_PERMIT_SIGNED_BY_BUILTIN_OR_SECONDARY
> @@ -45,8 +47,11 @@ static struct key *integrity_keyring_from_id(const unsigned int id)
> return ERR_PTR(-EINVAL);
>
> if (!keyring[id]) {
> - keyring[id] =
> - request_key(&key_type_keyring, keyring_name[id], NULL);
> + if (id == INTEGRITY_KEYRING_KERNEL)
> + keyring[id] = VERIFY_USE_SECONDARY_KEYRING;
Since "Built-In Trusted Keyring" or "Secondary Trusted Keyring" is used,
would it be more appropriate to name this identifier
INTEGRITY_KEYRING_BUILTIN_OR_SECONDARY?
> diff --git a/security/integrity/integrity.h b/security/integrity/integrity.h
> index 73fc286834d7..63f0e6bff0e0 100644
> --- a/security/integrity/integrity.h
> +++ b/security/integrity/integrity.h
> @@ -145,7 +145,8 @@ int integrity_kernel_read(struct file *file, loff_t offset,
> #define INTEGRITY_KEYRING_EVM 0
> #define INTEGRITY_KEYRING_IMA 1
> #define INTEGRITY_KEYRING_PLATFORM 2
> -#define INTEGRITY_KEYRING_MAX 3
> +#define INTEGRITY_KEYRING_KERNEL 3
> +#define INTEGRITY_KEYRING_MAX 4
-lakshmi
next prev parent reply other threads:[~2020-02-06 17:07 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-02-06 16:42 [RFC PATCH 0/2] ima: uncompressed module appraisal support Eric Snowberg
2020-02-06 16:42 ` [RFC PATCH 1/2] ima: Implement support for uncompressed module appended signatures Eric Snowberg
2020-02-06 17:07 ` Lakshmi Ramasubramanian [this message]
2020-02-06 17:30 ` Eric Snowberg
2020-02-06 18:05 ` Mimi Zohar
2020-02-06 19:01 ` Eric Snowberg
2020-02-06 19:10 ` Mimi Zohar
2020-02-06 16:42 ` [RFC PATCH 2/2] ima: Change default secure_boot policy to include " Eric Snowberg
2020-02-06 20:22 ` [RFC PATCH 0/2] ima: uncompressed module appraisal support Nayna
2020-02-06 21:40 ` Eric Snowberg
2020-02-07 14:51 ` Mimi Zohar
2020-02-07 16:57 ` Eric Snowberg
2020-02-07 17:40 ` Mimi Zohar
2020-02-07 17:49 ` Eric Snowberg
2020-02-07 18:28 ` Mimi Zohar
2020-02-07 18:45 ` Eric Snowberg
2020-02-07 18:54 ` Mimi Zohar
2020-02-07 21:38 ` Eric Snowberg
2020-02-08 23:43 ` Mimi Zohar
2020-02-10 16:34 ` Eric Snowberg
2020-02-10 17:09 ` Mimi Zohar
2020-02-10 19:24 ` Eric Snowberg
2020-02-10 20:33 ` Mimi Zohar
2020-02-11 17:33 ` Eric Snowberg
2020-02-12 14:04 ` Nayna
2020-02-13 15:32 ` Eric Snowberg
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