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-rw-r--r--src/security/tpm/tspi/log.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/src/security/tpm/tspi/log.c b/src/security/tpm/tspi/log.c
index 96c3087f95..e33cacb87a 100644
--- a/src/security/tpm/tspi/log.c
+++ b/src/security/tpm/tspi/log.c
@@ -77,6 +77,8 @@ void tpm_log_add_table_entry(const char *name, const uint32_t pcr,
struct tpm_cb_log_entry *tce = &tclt->entries[tclt->num_entries++];
strncpy(tce->name, name, TPM_CB_LOG_PCR_HASH_NAME - 1);
+ tce->name[TPM_CB_LOG_PCR_HASH_NAME - 1] = '\0';
+
tce->pcr = pcr;
if (digest_len > TPM_CB_LOG_DIGEST_MAX_LENGTH) {
@@ -143,7 +145,10 @@ void tpm_log_copy_entries(const void *from, void *to)
for (i = 0; i < from_log->num_entries; i++) {
struct tpm_cb_log_entry *tce = &to_log->entries[to_log->num_entries++];
+
strncpy(tce->name, from_log->entries[i].name, TPM_CB_LOG_PCR_HASH_NAME - 1);
+ tce->name[TPM_CB_LOG_PCR_HASH_NAME - 1] = '\0';
+
tce->pcr = from_log->entries[i].pcr;
if (from_log->entries[i].digest_length > TPM_CB_LOG_DIGEST_MAX_LENGTH) {
@@ -153,6 +158,8 @@ void tpm_log_copy_entries(const void *from, void *to)
strncpy(tce->digest_type, from_log->entries[i].digest_type,
TPM_CB_LOG_PCR_HASH_LEN - 1);
+ tce->digest_type[TPM_CB_LOG_PCR_HASH_LEN - 1] = '\0';
+
tce->digest_length = MIN(from_log->entries[i].digest_length,
TPM_CB_LOG_DIGEST_MAX_LENGTH);
memcpy(tce->digest, from_log->entries[i].digest, tce->digest_length);