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AlmaLinux 8 : libsolv (ALSA-2021:4060)

high Nessus Plugin ID 157729

Synopsis

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

Description

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

 - Buffer overflow vulnerability in function pool_installable in src/repo.h in libsolv before 0.7.17 allows attackers to cause a Denial of Service. (CVE-2021-33928)

 - Buffer overflow vulnerability in function pool_disabled_solvable in src/repo.h in libsolv before 0.7.17 allows attackers to cause a Denial of Service. (CVE-2021-33929)

 - Buffer overflow vulnerability in function pool_installable_whatprovides in src/repo.h in libsolv before 0.7.17 allows attackers to cause a Denial of Service. (CVE-2021-33930)

 - Buffer overflow vulnerability in function prune_to_recommended in src/policy.c in libsolv before 0.7.17 allows attackers to cause a Denial of Service. (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.

Solution

Update the affected packages.

See Also

https://errata.almalinux.org/8/ALSA-2021-4060.html

Plugin Details

Severity: High

ID: 157729

File Name: alma_linux_ALSA-2021-4060.nasl

Version: 1.4

Type: local

Published: 2/9/2022

Updated: 11/10/2023

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-2021-33938

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

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/AlmaLinux/release, Host/AlmaLinux/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