From e556da0a2099573f82391c16477fba08584a7a12 Mon Sep 17 00:00:00 2001 From: Imran Desai Date: Tue, 10 Mar 2020 09:15:55 -0700 Subject: [PATCH] tpm2_policy.c: restrict policy digest size Fixes #1916 Signed-off-by: Imran Desai --- lib/tpm2_policy.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/lib/tpm2_policy.c b/lib/tpm2_policy.c index 6c352b2b41ae..01387ba01645 100644 --- a/lib/tpm2_policy.c +++ b/lib/tpm2_policy.c @@ -163,7 +163,7 @@ tool_rc tpm2_policy_build_policyauthorize(ESYS_CONTEXT *ectx, bool result = true; TPM2B_DIGEST approved_policy = { .size = 0 }; if (policy_digest_path) { - approved_policy.size = UINT16_MAX; + approved_policy.size = sizeof(TPMU_HA); result = files_load_bytes_from_path(policy_digest_path, approved_policy.buffer, &approved_policy.size); } -- 2.31.0