diff --git a/src/vs/editor/contrib/codeAction/codeActionModel.ts b/src/vs/editor/contrib/codeAction/codeActionModel.ts
index 39faf3722d13c861128704f7dd5a99aef5e826f8..e574348900514725afd15b7f118634c3eae12763 100644
--- a/src/vs/editor/contrib/codeAction/codeActionModel.ts
+++ b/src/vs/editor/contrib/codeAction/codeActionModel.ts
@@ -73,8 +73,9 @@ class CodeActionOracle extends Disposable {
 			return undefined;
 		}
 		for (const marker of this._markerService.read({ resource: model.uri })) {
-			if (Range.intersectRanges(marker, selection)) {
-				return Range.lift(marker);
+			const markerRange = model.validateRange(marker);
+			if (Range.intersectRanges(markerRange, selection)) {
+				return Range.lift(markerRange);
 			}
 		}