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://gmplib.org/list-archives/gmp-bugs/2021-September/005077.html
https://bugs.debian.org/994405
https://gmplib.org/repo/gmp-6.2/rev/561a9c25298e
https://lists.debian.org/debian-lts-announce/2021/12/msg00001.html
http://www.openwall.com/lists/oss-security/2022/10/13/3
Source: MITRE
Published: 2021-11-15
Updated: 2022-12-08
Type: CWE-190
Base Score: 5
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P
Impact Score: 2.9
Exploitability Score: 10
Severity: MEDIUM
Base Score: 7.5
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Impact Score: 3.6
Exploitability Score: 3.9
Severity: HIGH