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Libxml2 CVE-2022-49043

HIGH
Use After Free (CWE-416)
2025-01-26 cve@mitre.org
Memory Corruption Use After Free Information Disclosure Libxml2 Red Hat Suse
8.1
CVSS 3.1 · NVD
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Severity by source

NVD PRIMARY
8.1 HIGH
AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
SUSE
HIGH
qualitative
Red Hat
5.9 MEDIUM
qualitative

Primary rating from NVD.

CVSS VectorNVD

CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
Attack Vector
Local
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

3
Analysis Generated
Mar 28, 2026 - 18:05 vuln.today
Patch released
Mar 28, 2026 - 18:05 nvd
Patch available
CVE Published
Jan 26, 2025 - 06:15 nvd
HIGH 8.1

DescriptionCVE.org

xmlXIncludeAddNode in xinclude.c in libxml2 before 2.11.0 has a use-after-free.

AnalysisAI

xmlXIncludeAddNode in xinclude.c in libxml2 before 2.11.0 has a use-after-free. Rated high severity (CVSS 8.1), this vulnerability is no authentication required. This Use After Free vulnerability could allow attackers to access freed memory to execute arbitrary code or crash the application.

Technical ContextAI

This vulnerability is classified as Use After Free (CWE-416), which allows attackers to access freed memory to execute arbitrary code or crash the application. xmlXIncludeAddNode in xinclude.c in libxml2 before 2.11.0 has a use-after-free. Affected products include: Xmlsoft Libxml2. Version information: before 2.11.0.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Use smart pointers or garbage-collected languages. Set pointers to NULL after freeing. Enable memory sanitizers.

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Same technique Memory Corruption

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Vendor StatusVendor

SUSE

Severity: High
Product Status
Container bci/kiwi:9.24.43-20.19 Image SLES15-SP5-SAPCAL-Azure Image SLES15-SP5-SAPCAL-EC2 Image SLES15-SP5-SAPCAL-GCE Image SLES15-SP6-SAP Image SLES15-SP6-SAP-Azure Image SLES15-SP6-SAP-EC2 Image SLES15-SP6-SAP-GCE Image SLES15-SP6-SAPCAL Image SLES15-SP6-SAPCAL-Azure Image SLES15-SP6-SAPCAL-EC2 Image SLES15-SP6-SAPCAL-GCE Affected
Container bci/php-apache:8.2.26-48.16 Container bci/php-fpm:8.2.26-48.15 Container bci/php:8.2.26-48.12 Container bci/spack:0.23 Container containers/apache-tomcat:10.1.34-openjdk11-62.13 Container containers/apache-tomcat:10.1.34-openjdk17-62.13 Container containers/apache-tomcat:10.1.34-openjdk21-62.13 Container containers/apache-tomcat:9.0.98-openjdk11-62.13 Container containers/apache-tomcat:9.0.98-openjdk17-62.13 Container containers/apache-tomcat:9.0.98-openjdk21-62.13 Container containers/apache-tomcat:9.0.98-openjdk8-62.13 Container containers/lmcache-vllm-openai:0.3.2-1.2 Container containers/open-webui:0 Container containers/pytorch:2.5.0-2.1 Container containers/pytorch:2.5.0-nvidia-1.2 Container containers/vllm-openai:0.9.1-1.2 Container private-registry/harbor-db:2.12.2-2.16 Container private-registry/harbor-nginx:1.21.5-2.15 Container private-registry/harbor-portal:2.12.2-2.16 Container suse/bind:9-36.5 Container suse/kiosk/firefox-esr:esr Container suse/kiosk/pulseaudio:17 Container suse/kiosk/xorg:21 Container suse/manager/5.0/x86_64/proxy-salt-broker:5.0.3.7.11.5 Container suse/manager/5.0/x86_64/proxy-squid:5.0.3.7.11.2 Container suse/manager/5.0/x86_64/server-migration-14-16:5.0.4.7.14.1 Container suse/mariadb:10.11 Container suse/nginx:1.21-51.13 Container suse/pcp:6 Container suse/postgres:16.6-58.2 Container suse/postgres:17.2-39.2 Container suse/rmt-server:2.20-56.14 Container suse/sle-micro/5.5/toolbox:14.2-3.12.3 Container suse/sle-micro/5.5:2.0.4-5.5.233 Container suse/sle-micro/base-5.5:2.0.4-5.8.139 Container suse/sle-micro/kvm-5.5:2.0.4-3.5.268 Container suse/sle-micro/rt-5.5:2.0.4-4.5.306 Image SLES15-SP5-Azure-3P Image SLES15-SP5-Azure-Basic Image SLES15-SP5-Azure-Standard Image SLES15-SP5-BYOS-Azure Image SLES15-SP5-BYOS-EC2 Image SLES15-SP5-BYOS-GCE Image SLES15-SP5-CHOST-BYOS-Aliyun Image SLES15-SP5-CHOST-BYOS-Azure Image SLES15-SP5-CHOST-BYOS-EC2 Image SLES15-SP5-CHOST-BYOS-GCE Image SLES15-SP5-CHOST-BYOS-GDC Image SLES15-SP5-CHOST-BYOS-SAP-CCloud Image SLES15-SP5-EC2 Image SLES15-SP5-GCE Image SLES15-SP5-HPC-Azure Image SLES15-SP5-HPC-BYOS-Azure Image SLES15-SP5-HPC-BYOS-EC2 Image SLES15-SP5-HPC-BYOS-GCE Image SLES15-SP5-Hardened-BYOS-Azure Image SLES15-SP5-Hardened-BYOS-EC2 Image SLES15-SP5-Hardened-BYOS-GCE Image SLES15-SP6 Image SLES15-SP6-Azure-3P Image SLES15-SP6-Azure-Basic Image SLES15-SP6-Azure-Standard Image SLES15-SP6-BYOS Image SLES15-SP6-BYOS-Azure Image SLES15-SP6-BYOS-EC2 Image SLES15-SP6-BYOS-GCE Image SLES15-SP6-CHOST-BYOS Image SLES15-SP6-CHOST-BYOS-Aliyun Image SLES15-SP6-CHOST-BYOS-Azure Image SLES15-SP6-CHOST-BYOS-EC2 Image SLES15-SP6-CHOST-BYOS-GCE Image SLES15-SP6-CHOST-BYOS-GDC Image SLES15-SP6-CHOST-BYOS-SAP-CCloud Image SLES15-SP6-EC2 Image SLES15-SP6-EC2-ECS-HVM Image SLES15-SP6-GCE Image SLES15-SP6-HPC Image SLES15-SP6-HPC-Azure Image SLES15-SP6-HPC-BYOS Image SLES15-SP6-HPC-BYOS-Azure Image SLES15-SP6-HPC-BYOS-EC2 Image SLES15-SP6-HPC-BYOS-GCE Image SLES15-SP6-HPC-EC2 Image SLES15-SP6-HPC-GCE Image SLES15-SP6-Hardened-BYOS Image SLES15-SP6-Hardened-BYOS-Azure Image SLES15-SP6-Hardened-BYOS-EC2 Image SLES15-SP6-Hardened-BYOS-GCE Image ai_15_6 Affected
Container suse/ltss/sle12.5/sles12sp5:8.5.40 Image SLES12-SP5-Azure-BYOS Image SLES12-SP5-Azure-HPC-BYOS Image SLES12-SP5-Azure-HPC-On-Demand Image SLES12-SP5-Azure-Standard-On-Demand Image SLES12-SP5-EC2-BYOS Image SLES12-SP5-EC2-ECS-On-Demand Image SLES12-SP5-EC2-On-Demand Image SLES12-SP5-GCE-BYOS Image SLES12-SP5-GCE-On-Demand Affected
Container suse/manager/4.3/proxy-httpd:4.3.14.9.60.18 Image SLES15-SP4-Manager-Proxy-4-3-BYOS Image SLES15-SP4-Manager-Proxy-4-3-BYOS-Azure Image SLES15-SP4-Manager-Proxy-4-3-BYOS-EC2 Image SLES15-SP4-Manager-Proxy-4-3-BYOS-GCE Affected
Container suse/manager/4.3/proxy-salt-broker:4.3.14.9.50.21 Container suse/manager/4.3/proxy-squid:4.3.14.9.59.10 Container suse/sle-micro-rancher/5.3:latest Container suse/sle-micro-rancher/5.4:latest Container suse/sle-micro/5.3/toolbox:14.2-6.11.77 Container suse/sle-micro/5.4/toolbox:14.2-5.19.77 Image SLES15-SP4-BYOS Image SLES15-SP4-BYOS-Azure Image SLES15-SP4-BYOS-EC2 Image SLES15-SP4-BYOS-GCE Image SLES15-SP4-CHOST-BYOS Image SLES15-SP4-CHOST-BYOS-Aliyun Image SLES15-SP4-CHOST-BYOS-Azure Image SLES15-SP4-CHOST-BYOS-EC2 Image SLES15-SP4-CHOST-BYOS-GCE Image SLES15-SP4-CHOST-BYOS-SAP-CCloud Image SLES15-SP4-HPC-BYOS Image SLES15-SP4-HPC-BYOS-Azure Image SLES15-SP4-HPC-BYOS-EC2 Image SLES15-SP4-HPC-BYOS-GCE Image SLES15-SP4-HPC-EC2 Image SLES15-SP4-HPC-GCE Image SLES15-SP4-Hardened-BYOS Image SLES15-SP4-Hardened-BYOS-Azure Image SLES15-SP4-Hardened-BYOS-EC2 Image SLES15-SP4-Hardened-BYOS-GCE Affected

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CVE-2022-49043 vulnerability details – vuln.today
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