CVE-2021-43618 Information

Description

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.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Reference

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

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

HIGH

Base Severity

7.5