path_getbbox in path.c in Pillow before 9.0.0 improperly initializes ImagePath.Path.
https://www.debian.org/security/2022/dsa-5053
https://security.gentoo.org/glsa/202211-10
https://pillow.readthedocs.io/en/stable/releasenotes/9.0.0.html#fixed-imagepath-path-array-handling
https://lists.debian.org/debian-lts-announce/2022/01/msg00018.html