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AlmaLinux 8 : libxml2 (ALSA-2021:1597)

medium Nessus Plugin ID 157615

Synopsis

The remote AlmaLinux host is missing a security update.

Description

The remote AlmaLinux 8 host has packages installed that are affected by a vulnerability as referenced in the ALSA-2021:1597 advisory.

 - GNOME project libxml2 v2.9.10 has a global buffer over-read vulnerability in xmlEncodeEntitiesInternal at libxml2/entities.c. The issue has been fixed in commit 50f06b3e. (CVE-2020-24977)

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 libxml2 and / or python3-libxml2 packages.

See Also

https://errata.almalinux.org/8/ALSA-2021-1597.html

Plugin Details

Severity: Medium

ID: 157615

File Name: alma_linux_ALSA-2021-1597.nasl

Version: 1.4

Type: local

Published: 2/9/2022

Updated: 11/10/2023

Supported Sensors: Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.3

CVSS v2

Risk Factor: Medium

Base Score: 6.4

Temporal Score: 5.3

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

CVSS Score Source: CVE-2020-24977

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 6

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

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

Vulnerability Information

CPE: p-cpe:/a:alma:linux:python3-libxml2, cpe:/o:alma:linux:8, p-cpe:/a:alma:linux:libxml2

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 5/18/2021

Vulnerability Publication Date: 9/4/2020

Reference Information

CVE: CVE-2020-24977