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29 changes: 26 additions & 3 deletions src/crypto/crypto_context.cc
Original file line number Diff line number Diff line change
Expand Up @@ -507,7 +507,11 @@ void ReadMacOSKeychainCertificates(
CFRelease(search);

if (ortn) {
fprintf(stderr, "ERROR: SecItemCopyMatching failed %d\n", ortn);
per_process::Debug(DebugCategory::CRYPTO,
"Cannot read certificates from system because "
"SecItemCopyMatching failed %d\n",
ortn);
return;
}

CFIndex count = CFArrayGetCount(curr_anchors);
Expand All @@ -518,17 +522,29 @@ void ReadMacOSKeychainCertificates(

CFDataRef der_data = SecCertificateCopyData(cert_ref);
if (!der_data) {
fprintf(stderr, "ERROR: SecCertificateCopyData failed\n");
per_process::Debug(DebugCategory::CRYPTO,
"Skipping read of a system certificate "
"because SecCertificateCopyData failed\n");
continue;
}
auto data_buffer_pointer = CFDataGetBytePtr(der_data);

X509* cert =
d2i_X509(nullptr, &data_buffer_pointer, CFDataGetLength(der_data));
CFRelease(der_data);

if (cert == nullptr) {
per_process::Debug(DebugCategory::CRYPTO,
"Skipping read of a system certificate "
"because decoding failed\n");
continue;
}

bool is_valid = IsCertificateTrustedForPolicy(cert, cert_ref);
if (is_valid) {
system_root_certificates_X509->emplace_back(cert);
} else {
X509_free(cert);
}
}
CFRelease(curr_anchors);
Expand Down Expand Up @@ -638,7 +654,14 @@ void GatherCertsForLocation(std::vector<X509*>* vector,
reinterpret_cast<const unsigned char*>(cert_from_store->pbCertEncoded);
const size_t cert_size = cert_from_store->cbCertEncoded;

vector->emplace_back(d2i_X509(nullptr, &cert_data, cert_size));
X509* x509 = d2i_X509(nullptr, &cert_data, cert_size);
if (x509 == nullptr) {
per_process::Debug(DebugCategory::CRYPTO,
"Skipping read of a system certificate "
"because decoding failed\n");
} else {
vector->emplace_back(x509);
}
}
}

Expand Down
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