diff --git a/lib/linter/linter.js b/lib/linter/linter.js
index bdc6c1b1d01..72a9b24f9b6 100644
--- a/lib/linter/linter.js
+++ b/lib/linter/linter.js
@@ -444,7 +444,7 @@ function normalizeEcmaVersion(ecmaVersion) {
     return ecmaVersion >= 2015 ? ecmaVersion - 2009 : ecmaVersion;
 }
 
-const eslintEnvPattern = /\/\*\s*eslint-env\s(.+?)\*\//gu;
+const eslintEnvPattern = /\/\*\s*eslint-env\s([\s\S]+?)\*\//gu;
 
 /**
  * Checks whether or not there is a comment which has "eslint-env *" in a given text.
diff --git a/tests/lib/linter/linter.js b/tests/lib/linter/linter.js
index 976bd765755..20ddeef601b 100644
--- a/tests/lib/linter/linter.js
+++ b/tests/lib/linter/linter.js
@@ -2957,6 +2957,18 @@ var a = "test2";
             assert.strictEqual(messages.length, 0);
         });
 
+        // https://github.com/eslint/eslint/issues/14652
+        it("should not report a violation", () => {
+            const code = "/*eslint-env es6\n */ new Promise();";
+
+            const config = { rules: { "no-undef": 1 } };
+
+            const messages = linter.verify(code, config, filename);
+
+            assert.strictEqual(messages.length, 0);
+        });
+
+
         it("should not report a violation", () => {
             const code = `/*${ESLINT_ENV} mocha,node */ require();describe();`;