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f3c82ade7c
In my original patch sealing with policy was done with dynamically
allocated buffer that I changed later into an array so the checks in
tpm2-cmd.c became invalid. This patch fixes the issue.
Fixes: 5beb0c435b ("keys, trusted: seal with a TPM2 authorization policy")
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
Acked-by: Peter Huewe <peterhuewe@gmx.de>
49 lines
1.2 KiB
C
49 lines
1.2 KiB
C
/*
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* Copyright (C) 2010 IBM Corporation
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* Author: David Safford <safford@us.ibm.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, version 2 of the License.
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*/
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#ifndef _KEYS_TRUSTED_TYPE_H
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#define _KEYS_TRUSTED_TYPE_H
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#include <linux/key.h>
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#include <linux/rcupdate.h>
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#include <linux/tpm.h>
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#define MIN_KEY_SIZE 32
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#define MAX_KEY_SIZE 128
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#define MAX_BLOB_SIZE 512
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#define MAX_PCRINFO_SIZE 64
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#define MAX_DIGEST_SIZE 64
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struct trusted_key_payload {
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struct rcu_head rcu;
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unsigned int key_len;
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unsigned int blob_len;
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unsigned char migratable;
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unsigned char key[MAX_KEY_SIZE + 1];
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unsigned char blob[MAX_BLOB_SIZE];
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};
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struct trusted_key_options {
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uint16_t keytype;
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uint32_t keyhandle;
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unsigned char keyauth[TPM_DIGEST_SIZE];
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unsigned char blobauth[TPM_DIGEST_SIZE];
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uint32_t pcrinfo_len;
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unsigned char pcrinfo[MAX_PCRINFO_SIZE];
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int pcrlock;
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uint32_t hash;
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uint32_t policydigest_len;
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unsigned char policydigest[MAX_DIGEST_SIZE];
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uint32_t policyhandle;
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};
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extern struct key_type key_type_trusted;
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#endif /* _KEYS_TRUSTED_TYPE_H */
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