In PHP versions before 7.4.31, 8.0.24 and 8.1.11, the phar uncompressor code would recursively uncompress "quines" gzip files, resulting in an infinite loop.
https://bugs.php.net/bug.php?id=81726
https://lists.debian.org/debian-lts-announce/2022/12/msg00030.html
https://security.gentoo.org/glsa/202211-03