From 5fa6fa6c2f1cfeecc56305a3a3591e73984d8eff Mon Sep 17 00:00:00 2001
From: Acts1631 <69813585+acts-1631@users.noreply.github.com>
Date: Sat, 29 Aug 2026 01:45:08 -0400
Subject: [PATCH] IT: reject invalid files before saving (#1432)

---
 taglib/it/itfile.cpp | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/taglib/it/itfile.cpp b/taglib/it/itfile.cpp
index a1ca419b..3a21918d 100644
--- a/taglib/it/itfile.cpp
+++ b/taglib/it/itfile.cpp
@@ -81,6 +81,11 @@ bool IT::File::save()
     debug("IT::File::save() - Cannot save to a read only file.");
     return false;
   }
+  if(!isValid())
+  {
+    debug("IT::File::save() -- Trying to save invalid file.");
+    return false;
+  }
   seek(4);
   writeString(d->tag.title(), 25);
   writeByte(0);