CVE-2021-43618
Published: 15 November 2021
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.
Notes
Author | Note |
---|---|
sbeattie |
reproducer in debian bug report |
Priority
Status
Package | Release | Status |
---|---|---|
gmp
Launchpad, Ubuntu, Debian |
bionic |
Released
(2:6.1.2+dfsg-2ubuntu0.1)
|
focal |
Released
(2:6.2.0+dfsg-4ubuntu0.1)
|
|
hirsute |
Ignored
(end of life)
|
|
impish |
Ignored
(end of life)
|
|
jammy |
Not vulnerable
(2:6.2.1+dfsg-3ubuntu1)
|
|
kinetic |
Not vulnerable
(2:6.2.1+dfsg1-1ubuntu2)
|
|
lunar |
Not vulnerable
(2:6.2.1+dfsg1-1ubuntu2)
|
|
trusty |
Released
(2:5.1.3+dfsg-1ubuntu1+esm1)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only) |
|
upstream |
Released
(2:6.2.1+dfsg-3)
|
|
xenial |
Released
(2:6.1.0+dfsg-2ubuntu0.1~esm1)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only) |
|
Patches:
upstream: https://gmplib.org/repo/gmp-6.2/rev/561a9c25298e |
Severity score breakdown
Parameter | Value |
---|---|
Base score | 7.5 |
Attack vector | Network |
Attack complexity | Low |
Privileges required | None |
User interaction | None |
Scope | Unchanged |
Confidentiality | None |
Integrity impact | None |
Availability impact | High |
Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |