https://bugs.winehq.org/show_bug.cgi?id=36348
--- Comment #4 from Henri Verbeet hverbeet@gmail.com --- (In reply to Austin English from comment #3)
The leaks from comment #0 aren't occurring in 1.7.41. The patch does help, though a new issue appears after that:
Does that happen consistently? (As opposed to being some kind of race.) It's slightly odd that this patch would make that issue show up, although it looks like a user32 thing to me either way.