diff --git a/ext/dba/dba.c b/ext/dba/dba.c
index 37f05ebb94fe7..60685474212f5 100644
--- a/ext/dba/dba.c
+++ b/ext/dba/dba.c
@@ -1062,6 +1062,11 @@ PHP_FUNCTION(dba_fetch)
 		ZEND_PARSE_PARAMETERS_END();
 	}
 
+	if (ZEND_LONG_EXCEEDS_INT(skip)) {
+		zend_argument_value_error(3, "must be between %d and %d", INT_MIN, INT_MAX);
+		RETURN_THROWS();
+	}
+
 	info = Z_DBA_INFO_P(id);
 	CHECK_DBA_CONNECTION(info);
 
diff --git a/ext/dba/tests/gh19885.phpt b/ext/dba/tests/gh19885.phpt
new file mode 100644
index 0000000000000..987aea4f175a2
--- /dev/null
+++ b/ext/dba/tests/gh19885.phpt
@@ -0,0 +1,35 @@
+--TEST--
+GH-19885 (dba_fetch() segfault on large skip values)
+--EXTENSIONS--
+dba
+--SKIPIF--
+<?php
+if (PHP_INT_SIZE != 8) die("skip this test is for 64bit platform only");
+$handler = 'cdb';
+require_once(__DIR__ .'/skipif.inc');
+?>
+--FILE--
+<?php
+$handler = 'cdb';
+$db_file = __DIR__.'/test.cdb';
+$db =dba_open($db_file, "r", $handler);
+try {
+	dba_fetch("1", $db, PHP_INT_MIN);
+} catch (\ValueError $e) {
+	echo $e->getMessage(), PHP_EOL;
+}
+
+try {
+	dba_fetch("1", $db, PHP_INT_MAX);
+} catch (\ValueError $e) {
+	echo $e->getMessage(), PHP_EOL;
+}
+// negative skip needs to remain acceptable albeit corrected down the line
+var_dump(dba_fetch("1", $db, -1000000));
+?>
+--EXPECTF--
+dba_fetch(): Argument #3 ($skip) must be between -%d and %d
+dba_fetch(): Argument #3 ($skip) must be between -%d and %d
+
+Notice: dba_fetch(): Handler cdb accepts only skip values greater than or equal to zero, using skip=0 in %s on line %d
+string(1) "1"
diff --git a/ext/standard/head.c b/ext/standard/head.c
index 0b497fdc42aab..f94c7f596c2c5 100644
--- a/ext/standard/head.c
+++ b/ext/standard/head.c
@@ -131,13 +131,9 @@ PHPAPI zend_result php_setcookie(zend_string *name, zend_string *value, time_t e
 		 * so in order to force cookies to be deleted, even on MSIE, we
 		 * pick an expiry date in the past
 		 */
-		dt = php_format_date("D, d M Y H:i:s \\G\\M\\T", sizeof("D, d M Y H:i:s \\G\\M\\T")-1, 1, 0);
 		smart_str_appends(&buf, "Set-Cookie: ");
 		smart_str_append(&buf, name);
-		smart_str_appends(&buf, "=deleted; expires=");
-		smart_str_append(&buf, dt);
-		smart_str_appends(&buf, "; Max-Age=0");
-		zend_string_free(dt);
+		smart_str_appends(&buf, "=deleted; expires=Thu, 01 Jan 1970 00:00:01 GMT; Max-Age=0");
 	} else {
 		smart_str_appends(&buf, "Set-Cookie: ");
 		smart_str_append(&buf, name);