Backport of "flacparse: fix buffer overflow" into 1.24
requested to merge gstreamer-backport-bot/gstreamer:mr-6835-backport-into-1.24-fix-buffer-overflow-in-gst-flac-parse into 1.24
Backport of !6835 (merged) "flacparse: fix buffer overflow".
Commits:
- 1c5e1798 flacparse: fix buffer overflow in gst_flac_parse_frame_is_valid