diff --git a/graphics/vnc/server/vnc_server.h b/graphics/vnc/server/vnc_server.h
index ef24920515..403a2d8465 100644
--- a/graphics/vnc/server/vnc_server.h
+++ b/graphics/vnc/server/vnc_server.h
@@ -90,7 +90,9 @@ struct vnc_session_s
   /* Display geometry and color characteristics */
 
   uint8_t colorfmt;            /* See include/nuttx/fb.h */
+  uint8_t bpp;                 /* Bits per pixel */
   struct nxgl_size_s screen;   /* Size of the screen in pixels x rows */
+  FAR uint8_t *fb;             /* Allocated local frame buffer */
 };
 
 /****************************************************************************
diff --git a/graphics/vnc/server/vnc_session.c b/graphics/vnc/server/vnc_session.c
index 16ec9ff846..3558993800 100644
--- a/graphics/vnc/server/vnc_session.c
+++ b/graphics/vnc/server/vnc_session.c
@@ -216,5 +216,12 @@ void vnc_release_session(FAR struct vnc_session_s *session)
       psock_close(&session->listen);
     }
 
+  /* Free the allocated framebuffer */
+
+  if (session->fb)
+    {
+      kmm_free(session->fb);
+    }
+
   vnc_initialize_session(session);
 }