Don't underflow if there are no embedded frames

Closes #513
2026-02-12 19:23:02 -05:00 · 2015-05-18 17:11:06 +02:00
parent 941efcba18
commit a094ce7dd2
2 changed files with 23 additions and 10 deletions
--- a/taglib/mpeg/id3v2/frames/chapterframe.cpp
+++ b/taglib/mpeg/id3v2/frames/chapterframe.cpp
@ -239,6 +239,11 @@ void ChapterFrame::parseFields(const ByteVector &data)
  pos += 4;
  size -= pos;

+  // Embedded frames are optional
+
+  if(size < header()->size())
+    return;
+
  while((uint)embPos < size - header()->size()) {
    Frame *frame = FrameFactory::instance()->createFrame(data.mid(pos + embPos), d->tagHeader);