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GLSA-202309-13 : GMP: Buffer Overflow Vulnerability

high Nessus Plugin ID 182193

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Description

The remote host is affected by the vulnerability described in GLSA-202309-13 (GMP: Buffer Overflow Vulnerability)

 - 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.
 (CVE-2021-43618)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

All GMP users should upgrade to the latest version:

 # emerge --sync # emerge --ask --oneshot --verbose >=dev-libs/gmp-6.2.1-r2

See Also

https://security.gentoo.org/glsa/202309-13

https://bugs.gentoo.org/show_bug.cgi?id=823804

Plugin Details

Severity: High

ID: 182193

File Name: gentoo_GLSA-202309-13.nasl

Version: 1.0

Type: local

Published: 9/29/2023

Updated: 9/29/2023

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.9

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P

CVSS Score Source: CVE-2021-43618

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.7

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:gentoo:linux:gmp, cpe:/o:gentoo:linux

Required KB Items: Host/local_checks_enabled, Host/Gentoo/release, Host/Gentoo/qpkg-list

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 9/29/2023

Vulnerability Publication Date: 11/9/2021

Reference Information

CVE: CVE-2021-43618