Merge branch 'PHP-8.0'

* PHP-8.0:
  Fix #52093: openssl_csr_sign truncates $serial

Author: cmb69

ext/openssl/openssl.c

@@ -3220,8 +3220,11 @@ PHP_FUNCTION(openssl_csr_sign)
 		goto cleanup;
 	}
 
-
-	ASN1_INTEGER_set(X509_get_serialNumber(new_cert), (long)serial);
+#if PHP_OPENSSL_API_VERSION >= 0x10100
+	ASN1_INTEGER_set_int64(X509_get_serialNumber(new_cert), serial);
+#else
+	ASN1_INTEGER_set(X509_get_serialNumber(new_cert), serial);
+#endif
 
 	X509_set_subject_name(new_cert, X509_REQ_get_subject_name(csr));
 

ext/openssl/tests/bug52093.phpt

@@ -0,0 +1,25 @@
+--TEST--
+Bug #52093 (openssl_csr_sign truncates $serial)
+--EXTENSIONS--
+openssl
+--SKIPIF--
+<?php
+if (PHP_INT_SIZE !== 8) die("skip this test is for 64bit platforms only");
+?>
+--FILE--
+<?php
+$dn = array(
+    "countryName" => "BR",
+    "stateOrProvinceName" => "Rio Grande do Sul",
+    "localityName" => "Porto Alegre",
+    "commonName" => "Henrique do N. Angelo",
+    "emailAddress" => "[email protected]"
+);
+
+$privkey = openssl_pkey_new();
+$csr = openssl_csr_new($dn, $privkey);
+$cert = openssl_csr_sign($csr, null, $privkey, 365, [], PHP_INT_MAX);
+var_dump(openssl_x509_parse($cert)['serialNumber']);
+?>
+--EXPECT--
+string(19) "9223372036854775807"