Resource management error in Libxml2 - CVE-2023-29469

Vulnerability identifier: #VU74862

CSH Severity: Medium

CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green

CVE-ID: CVE-2023-29469

CWE-ID: CWE-399

Exploitation vector: Remote access

Exploit availability: No public exploit available

Affected software:
Libxml2
HPE B-series SN6750B Fibre Channel Switch
HPE SN8600B 8-slot SAN Director Switch
HPE SN8600B 4-slot SAN Director Switch
HPE SN8700B 8-slot SAN Director Switch
HPE SN8700B 4-slot SAN Director Switch
Brocade 32Gb Fibre Channel SAN Switch for HPE Synergy
HPE B-series SN2600B SAN Extension Switch
HPE B-series SN3600B Fibre Channel Switch
HPE B-series SN4700B SAN Extension Switch
HPE B-series SN6600B Fibre Channel Switch
HPE B-series SN6700B Fibre Channel Switch
HPE B-series SN6650B Fibre Channel Switch
Amazon Linux AMI
Debian Linux
Gentoo Linux
SUSE Linux Enterprise Server 15
SUSE Linux Enterprise High Performance Computing 15
SUSE Linux Enterprise Server for SAP Applications 15
SUSE Linux Enterprise Real Time 15
SUSE Linux Enterprise High Performance Computing LTSS 15
SUSE Linux Enterprise High Performance Computing ESPOS 15
SUSE Linux Enterprise Desktop 15
SUSE Linux Enterprise Server for SAP Applications 12
SUSE Linux Enterprise High Performance Computing 12
SUSE Linux Enterprise Server 12
SUSE Linux Enterprise Software Development Kit 12
SUSE CaaS Platform
SUSE Manager Retail Branch Server
SUSE Manager Proxy
SUSE Manager Server
SUSE Linux Enterprise Micro
SUSE Linux Enterprise Micro for Rancher
openSUSE Leap Micro
SUSE Enterprise Storage
Red Hat Enterprise Linux for ARM 64
Red Hat Enterprise Linux for Power, little endian
Red Hat Enterprise Linux for IBM z Systems
Red Hat Enterprise Linux for x86_64
Anolis OS
Red Hat Enterprise Linux Server - TUS
Red Hat Enterprise Linux for Power, little endian - Extended Update Support
Red Hat Enterprise Linux for IBM z Systems - Extended Update Support
Red Hat Enterprise Linux Server - AUS
Red Hat Enterprise Linux for x86_64 - Extended Update Support
Red Hat Enterprise Linux for ARM 64 - Extended Update Support
Oracle Solaris
macOS
Slackware Linux
Ubuntu
SUSE Linux Enterprise High Performance Computing 15 SP1 LTSS
SUSE Linux Enterprise Server 15 SP1 LTSS
SUSE Linux Enterprise Server 15 SP2 LTSS
SUSE Linux Enterprise High Performance Computing 15 SP2 LTSS
SUSE Linux Enterprise Server 15 SP3 LTSS
Basesystem Module
openSUSE Leap
iPadOS
Apple iOS
openEuler
Fedora
Brocade Fabric OS
Service Interconnect
Isolation Segment
VMware Tanzu Application Service for VMs
Run Once Duration Override Operator for Red Hat OpenShift
Data Lakehouse
Red Hat OpenShift Kernel Module Management
Service Telemetry Framework
OpenShift Pipelines
Migration Toolkit for Virtualization
Red Hat Advanced Cluster Management for Kubernetes
IBM Watson Speech Services Cartridge for IBM Cloud Pak for Data
Red Hat Advanced Cluster Security for Kubernetes
Red Hat Migration Toolkit for Applications
Tenable Nessus
Red Hat OpenStack
IBM Cloud Pak for Business Automation
DevWorkspace Operator
Netcool Operations Insight
IBM MQ Operator
IBM Cloud Transformation Advisor
IBM Safer Payments
IBM Power Hardware Management Console (HMC)
NetWorker
Dell EMC PowerProtect Data Protection
Dell Data Protection Central
webMethods Managed File Transfer
cflinuxfs3
ObjectScale
IBM Cloud Pak for Watson AIOps
Platform Automation Toolkit
Index Engines CyberSense
IBM supplied MQ Advanced container images
Security Verify Governance - Identity Manager virtual appliance
EMC Cloud Tiering Appliance
Dell PowerProtect Cyber Recovery
Robotic Process Automation for Cloud Pak
Node Health Check Operator
Self Node Remediation Operator
Red Hat OpenShift Serverless
Multicluster Engine for Kubernetes
OpenShift Service Mesh
OpenShift Virtualization
Node Maintenance Operator
VMware Tanzu Operations Manager
OpenShift API for Data Protection (OADP)
Secondary Scheduler Operator for Red Hat OpenShift (OSSO)
Network Observability plugin for the Openshift Console
Nokogiri
Migration Toolkit for Containers
Red Hat OpenShift Container Platform
Red Hat OpenShift GitOps
AMQ Broker
Red Hat Enterprise Linux Server for Power LE - Update Services for SAP Solutions
libxml2-utils (Ubuntu package)
libxml2 (Ubuntu package)
libxml2
libxml2-2
libxml2-debugsource
libxml2-devel
python-libxml2
libxml2-2-debuginfo
libxml2-tools-debuginfo
libxml2-tools
python-libxml2-debugsource
libxml2-2-32bit
libxml2-2-debuginfo-32bit
python-libxml2-debuginfo
libxml2-doc
libxml2 (Red Hat package)
python3-libxml2
python2-libxml2-python-debuginfo
libxml2-2-32bit-debuginfo
python2-libxml2-python
python3-libxml2-python-debuginfo
python-libxml2-python-debugsource
python3-libxml2-python
libxml2 (Debian package)
libxml2-help
libxml2-debuginfo
python2-libxml2
libxml2-devel-32bit
libxml2-python-debugsource
python3-libxml2-debuginfo
dev-libs/libxml2
TeleControl Server Basic
RecoverPoint for VMs
RSA Authentication Manager
Operational Decision Manager
IBM CICS TX Advanced
Dell EMC NetWorker vProxy

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to improper management of internal resources when working with hashes of empty dict strings. A remote attacker can and perform a denial of service (DoS) attack.

Install updates from vendor's website.

• https://gitlab.gnome.org/GNOME/libxml2/-/releases/v2.10.4
• https://gitlab.gnome.org/GNOME/libxml2/-/commit/09a2dd453007f9c7205274623acdd73747c22d64