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CVE Vulnerabilities

CVE-2025-49794

Expired Pointer Dereference

Published: Jun 16, 2025 | Modified: Jan 22, 2026
CVSS 3.x
N/A
Source:
NVD
CVSS 2.x
RedHat/V2
RedHat/V3
9.1 IMPORTANT
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
Ubuntu
MEDIUM
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Additional information
NVDhttps://nvd.nist.gov/vuln/detail/CVE-2025-49794
CWEhttps://cwe.mitre.org/data/definitions/825.html

A use-after-free vulnerability was found in libxml2. This issue occurs when parsing XPath elements under certain circumstances when the XML schematron has the <sch:name path=…/> schema elements. This flaw allows a malicious actor to craft a malicious XML document used as input for libxml, resulting in the programs crash using libxml or other possible undefined behaviors.

Weakness

The product dereferences a pointer that contains a location for memory that was previously valid, but is no longer valid.

Affected Software

NameVendorStart VersionEnd Version
Red Hat Enterprise Linux 10RedHatlibxml2-0:2.12.5-7.el10_0*
Red Hat Enterprise Linux 7 Extended Lifecycle SupportRedHatlibxml2-0:2.9.1-6.el7_9.10*
Red Hat Enterprise Linux 8RedHatlibxml2-0:2.9.7-21.el8_10.1*
Red Hat Enterprise Linux 8RedHatlibxml2-0:2.9.7-21.el8_10.1*
Red Hat Enterprise Linux 8.2 Advanced Update SupportRedHatlibxml2-0:2.9.7-9.el8_2.3*
Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update SupportRedHatlibxml2-0:2.9.7-9.el8_4.6*
Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-OnRedHatlibxml2-0:2.9.7-9.el8_4.6*
Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update SupportRedHatlibxml2-0:2.9.7-13.el8_6.10*
Red Hat Enterprise Linux 8.6 Telecommunications Update ServiceRedHatlibxml2-0:2.9.7-13.el8_6.10*
Red Hat Enterprise Linux 8.6 Update Services for SAP SolutionsRedHatlibxml2-0:2.9.7-13.el8_6.10*
Red Hat Enterprise Linux 8.8 Telecommunications Update ServiceRedHatlibxml2-0:2.9.7-16.el8_8.9*
Red Hat Enterprise Linux 8.8 Update Services for SAP SolutionsRedHatlibxml2-0:2.9.7-16.el8_8.9*
Red Hat Enterprise Linux 9RedHatlibxml2-0:2.9.13-10.el9_6*
Red Hat Enterprise Linux 9RedHatlibxml2-0:2.9.13-10.el9_6*
Red Hat Enterprise Linux 9.0 Update Services for SAP SolutionsRedHatlibxml2-0:2.9.13-1.el9_0.5*
Red Hat Enterprise Linux 9.2 Update Services for SAP SolutionsRedHatlibxml2-0:2.9.13-3.el9_2.7*
Red Hat Enterprise Linux 9.4 Extended Update SupportRedHatlibxml2-0:2.9.13-10.el9_4*
Red Hat JBoss Core Services 2.4.62.SP2RedHatlibxml2*
Red Hat OpenShift Container Platform 4.12RedHatrhcos-412.86.202510291903-0*
Red Hat OpenShift Container Platform 4.13RedHatrhcos-413.92.202510150118-0*
Red Hat OpenShift Container Platform 4.14RedHatrhcos-414.92.202510211419-0*
Red Hat OpenShift Container Platform 4.17RedHatrhcos-417.94.202510112152-0*
Red Hat OpenShift Container Platform 4.18RedHatrhcos-418.94.202510230424-0*
Red Hat OpenShift Container Platform 4.19RedHatrhcos-4.19.9.6.202510140714-0*
Red Hat OpenShift Container Platform 4.20RedHatrhcos-4.20.9.6.202509251656-0*
Red Hat Web Terminal 1.11 on RHEL 9RedHatweb-terminal/web-terminal-rhel9-operator:1.11-19*
Red Hat Web Terminal 1.11 on RHEL 9RedHatweb-terminal/web-terminal-tooling-rhel9:1.11-8*
Red Hat Web Terminal 1.12 on RHEL 9RedHatweb-terminal/web-terminal-tooling-rhel9:1.12-4*
RHOSS-1.36-RHEL-8RedHatopenshift-serverless-1/logic-data-index-ephemeral-rhel8:1.36.0-11*
RHOSS-1.36-RHEL-8RedHatopenshift-serverless-1/logic-data-index-postgresql-rhel8:1.36.0-11*
RHOSS-1.36-RHEL-8RedHatopenshift-serverless-1/logic-db-migrator-tool-rhel8:1.36.0-11*
RHOSS-1.36-RHEL-8RedHatopenshift-serverless-1/logic-jobs-service-ephemeral-rhel8:1.36.0-10*
RHOSS-1.36-RHEL-8RedHatopenshift-serverless-1/logic-jobs-service-postgresql-rhel8:1.36.0-10*
RHOSS-1.36-RHEL-8RedHatopenshift-serverless-1/logic-kn-workflow-cli-artifacts-rhel8:1.36.0-4*
RHOSS-1.36-RHEL-8RedHatopenshift-serverless-1/logic-management-console-rhel8:1.36.0-9*
RHOSS-1.36-RHEL-8RedHatopenshift-serverless-1/logic-operator-bundle:1.36.0-12*
RHOSS-1.36-RHEL-8RedHatopenshift-serverless-1/logic-rhel8-operator:1.36.0-18*
RHOSS-1.36-RHEL-8RedHatopenshift-serverless-1/logic-swf-builder-rhel8:1.36.0-11*
RHOSS-1.36-RHEL-8RedHatopenshift-serverless-1/logic-swf-devmode-rhel8:1.36.0-7*
Cert-manager operator for Red Hat OpenShift 1.16RedHatcert-manager/jetstack-cert-manager-rhel9:sha256:ec9c6b34a40da29f3ee89b361d94879025a998d34309bf3b63c555f3c225eb16*
File Integrity Operator 1RedHatcompliance/openshift-file-integrity-rhel8-operator:sha256:59fcdf4ea159ba76fdb582011263672646dd9d63304a91592c0a21d0f43986a4*
Red Hat Insights proxy 1.5RedHatinsights-proxy/insights-proxy-container-rhel9:sha256:c26d589f12647890b67aaa986f54d3f7c6f7f2563fb5a73f38d559e6138739d7*
Libxml2Ubuntuesm-infra-legacy/trusty*
Libxml2Ubuntuesm-infra/bionic*
Libxml2Ubuntuesm-infra/focal*
Libxml2Ubuntuesm-infra/xenial*
Libxml2Ubuntujammy*
Libxml2Ubuntunoble*
Libxml2Ubuntuoracular*
Libxml2Ubuntuplucky*
Libxml2Ubuntuupstream*

Potential Mitigations

References

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