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29 lines
1.0 KiB
29 lines
1.0 KiB
8 months ago
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From 66e049a96b49cfa9b2be4d4c1fc39be6bdf68867 Mon Sep 17 00:00:00 2001
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From: Dan Streetman <ddstreet@ieee.org>
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Date: Thu, 8 Jun 2023 14:06:46 -0400
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Subject: [PATCH] tpm2: replace magic number in hmac_sensitive initialization
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Instead of setting hmac_sensitive.sensitive.data.size to '32' use the actual
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hash size as set in the hmac_template.
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(cherry picked from commit 180444b8851a8654771361b1494b5db286d8724e)
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Related: RHEL-16182
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---
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src/shared/tpm2-util.c | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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diff --git a/src/shared/tpm2-util.c b/src/shared/tpm2-util.c
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index 12a6036b1d..f7940bcf2e 100644
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--- a/src/shared/tpm2-util.c
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+++ b/src/shared/tpm2-util.c
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@@ -2964,7 +2964,7 @@ int tpm2_seal(const char *device,
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TPM2B_SENSITIVE_CREATE hmac_sensitive = {
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.size = sizeof(hmac_sensitive.sensitive),
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- .sensitive.data.size = 32,
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+ .sensitive.data.size = hmac_template.publicArea.unique.keyedHash.size,
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};
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CLEANUP_ERASE(hmac_sensitive);
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