GNU Multiple Precision Arithmetic Library (GMP) through 6.2.1 has an mpz/inp_raw.c integer overflow and resultant buffer overflow via crafted input, leading to a segmentation fault on 32-bit platforms.
https://bugs.debian.org/994405
http://seclists.org/fulldisclosure/2022/Oct/8
https://lists.debian.org/debian-lts-announce/2021/12/msg00001.html
https://security.gentoo.org/glsa/202309-13