This update for optipng fixes the following issues:
Update to 0.7.8:
- CVE-2023-43907: Fixed a global-buffer-overflow vulnerability in the GIF reader (boo#1215937).
- Fixed a stack-print-after-scope defect in the error handler.
- Fixed an assertion failure in the image reduction module.
- Fixed the command-line wildargs expansion in the Windows port.
- Refactored the structured exception handling.