diff --git a/lib/internal/fs/utils.js b/lib/internal/fs/utils.js
index 0fc9bd9b987..611b6c24204 100644
--- a/lib/internal/fs/utils.js
+++ b/lib/internal/fs/utils.js
@@ -22,6 +22,7 @@ const {
   Symbol,
   TypedArrayPrototypeAt,
   TypedArrayPrototypeIncludes,
+  uncurryThis,
 } = primordials;
 
 const permission = require('internal/process/permission');
@@ -709,13 +710,16 @@ const validatePath = hideStackFrames((path, propName = 'path') => {
 // See: https://github.com/nodejs/node/pull/44004#discussion_r930958420
 // The permission model needs the absolute path for the fs_permission
 const resolvePath = pathModule.resolve;
+const { isBuffer: BufferIsBuffer, from: BufferFrom } = Buffer;
+const BufferToString = uncurryThis(Buffer.prototype.toString);
 function possiblyTransformPath(path) {
   if (permission.isEnabled()) {
     if (typeof path === 'string') {
       return resolvePath(path);
-    } else if (Buffer.isBuffer(path)) {
-      return Buffer.from(resolvePath(path.toString()));
     }
+    assert(isUint8Array(path));
+    if (!BufferIsBuffer(path)) path = BufferFrom(path);
+    return BufferFrom(resolvePath(BufferToString(path)));
   }
   return path;
 }
diff --git a/test/fixtures/permission/fs-traversal.js b/test/fixtures/permission/fs-traversal.js
index e45600fff88..18243edfead 100644
--- a/test/fixtures/permission/fs-traversal.js
+++ b/test/fixtures/permission/fs-traversal.js
@@ -15,6 +15,7 @@ const allowedFolder = process.env.ALLOWEDFOLDER;
 const traversalPath = allowedFolder + '../file.md';
 const traversalFolderPath = allowedFolder + '../folder';
 const bufferTraversalPath = Buffer.from(allowedFolder + '../file.md');
+const uint8ArrayTraversalPath = new TextEncoder().encode(traversalPath);
 
 {
   assert.ok(process.permission.has('fs.read', allowedFolder));
@@ -83,6 +84,18 @@ const bufferTraversalPath = Buffer.from(allowedFolder + '../file.md');
   }));
 }
 
+{
+  assert.throws(() => {
+    fs.readFile(uint8ArrayTraversalPath, (error) => {
+      assert.ifError(error);
+    });
+  }, common.expectsError({
+    code: 'ERR_ACCESS_DENIED',
+    permission: 'FileSystemRead',
+    resource: resolve(traversalPath),
+  }));
+}
+
 {
   assert.ok(!process.permission.has('fs.read', traversalPath));
   assert.ok(!process.permission.has('fs.write', traversalPath));