# Tests potential DOS of Jpeg2kImagePlugin with 0 length block. # Run from anywhere that PIL is importable. from __future__ import annotations from io import BytesIO from PIL import Image with Image.open( BytesIO(b"\x00\x00\x00\x0cjP\x20\x20\x0d\x0a\x87\x0a\x00\x00\x00\x00hang") ): pass