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RHEL 9 : libxml2 (RHSA-2022:5250)

medium Nessus Plugin ID 162658

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Synopsis

The remote Red Hat host is missing a security update for libxml2.

Description

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2022:5250 advisory.

 The libxml2 library is a development toolbox providing the implementation of various XML standards.

 Security Fix(es):

 * libxml2: integer overflows in xmlBuf and xmlBuffer lead to out-of-bounds write (CVE-2022-29824)

 For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

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 RHEL libxml2 package based on the guidance in RHSA-2022:5250.

See Also

http://www.nessus.org/u?db3b3b03

https://access.redhat.com/security/updates/classification/#moderate

https://access.redhat.com/errata/RHSA-2022:5250

https://bugzilla.redhat.com/show_bug.cgi?id=2082158

Plugin Details

Severity: Medium

ID: 162658

File Name: redhat-RHSA-2022-5250.nasl

Version: 1.10

Type: local

Agent: unix

Published: 7/1/2022

Updated: 11/7/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

Vendor

Vendor Severity: Moderate

CVSS v2

Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.4

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

CVSS Score Source: CVE-2022-29824

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.9

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

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

Vulnerability Information

CPE: cpe:/o:redhat:enterprise_linux:9, p-cpe:/a:redhat:enterprise_linux:python3-libxml2, p-cpe:/a:redhat:enterprise_linux:libxml2-devel, p-cpe:/a:redhat:enterprise_linux:libxml2, cpe:/o:redhat:rhel_eus:9.0

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 7/1/2022

Vulnerability Publication Date: 5/3/2022

Reference Information

CVE: CVE-2022-29824

CWE: 787

RHSA: 2022:5250