Fix symlink traversal

rust-lang · Jan 2, 2024 · 4054779 · 4054779
1 parent ccac2b3
commit 4054779
Showing 1 changed file with 9 additions and 1 deletion.
diff --git a/src/lib.rs b/src/lib.rs
@@ -337,7 +337,15 @@ impl PathWrapper {
         let is_directory = e
             .file_type()
             .ok()
-            .map(|file_type| file_type.is_dir())
+            .and_then(|file_type| {
+                // We need to use fs::metadata to resolve the actual path
+                // if it's a symlink.
+                if file_type.is_symlink() {
+                    None
+                } else {
+                    Some(file_type.is_dir())
+                }
+            })
             .or_else(|| fs::metadata(&path).map(|m| m.is_dir()).ok())
             .unwrap_or(false);
         Self { path, is_directory }