CentOS 8 : libsolv (CESA-2021:4060)

high Nessus Plugin ID 154873


The remote CentOS host is missing one or more security updates.


The remote CentOS Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CESA-2021:4060 advisory.

- libsolv: heap-based buffer overflow in pool_installable() in src/repo.h (CVE-2021-33928)

- libsolv: heap-based buffer overflow in pool_disabled_solvable() in src/repo.h (CVE-2021-33929)

- libsolv: heap-based buffer overflow in pool_installable_whatprovides() in src/repo.h (CVE-2021-33930)

- libsolv: heap-based buffer overflow in prune_to_recommended() in src/policy.c (CVE-2021-33938)

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


Update the affected packages.

See Also


Plugin Details

Severity: High

ID: 154873

File Name: centos8_RHSA-2021-4060.nasl

Version: 1.3

Type: local

Agent: unix

Published: 11/3/2021

Updated: 11/27/2023

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Agentless Assessment, Nessus

Risk Information


Risk Factor: Medium

Score: 4.4


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-2021-33938


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: cpe:/o:centos:centos:8, p-cpe:/a:centos:centos:libsolv, p-cpe:/a:centos:centos:libsolv-devel, p-cpe:/a:centos:centos:libsolv-tools, p-cpe:/a:centos:centos:python3-solv

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/CentOS/release, Host/CentOS/rpm-list

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 11/2/2021

Vulnerability Publication Date: 9/2/2021

Reference Information

CVE: CVE-2021-33928, CVE-2021-33929, CVE-2021-33930, CVE-2021-33938

RHSA: 2021:4060