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9.1Critical

CVE-2025-49796Libxml: type confusion leads to denial of service (dos)

libxml2; Red Hat Red Hat Enterprise Linux 10; Red Hat Red Hat Enterprise Linux 7 Extended Lifecycle Support; Red Hat Red Hat Enterprise Linux 8 Published: (1 year ago)

Description

A vulnerability was found in libxml2. Processing certain sch:name elements from the input XML file can trigger a memory corruption issue. This flaw allows an attacker to craft a malicious XML input file that can lead libxml to crash, resulting in a denial of service or other possible undefined behavior due to sensitive data being corrupted in memory.

Weakness (CWE): CWE-125

Data: CVE.org, NVD, CISA KEV, FIRST EPSS, Ubuntu. Published as the sources state it, in English.

Affected products and versions

VendorProductVersions
cert manager 1.16 —
discovery 2 —
enterprise linux 8 —
enterprise linux 9 —
insights proxy 1.5 —
openshift 4.12 —
openshift 4.13 —
openshift 4.14 —
openshift 4.15 —
openshift 4.16 —
openshift 4.17 —
openshift 4.18 —
openshift 4.19 —
openshift 4.20 —
openshift file integrity operator 1 —
openshift serverless 1.36 —
Red Hat cert-manager operator for Red Hat OpenShift 1.16 all versions
Red Hat OpenShift File Integrity Operator - FIO 1 all versions
Red Hat Red Hat Discovery 2 all versions
Red Hat Red Hat Enterprise Linux 10 all versions
Red Hat Red Hat Enterprise Linux 6 —
Red Hat Red Hat Enterprise Linux 7 Extended Lifecycle Support all versions
Red Hat Red Hat Enterprise Linux 8 all versions
Red Hat Red Hat Enterprise Linux 8.2 Advanced Update Support all versions
Red Hat Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support all versions
Red Hat Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On all versions
Red Hat Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support all versions
Red Hat Red Hat Enterprise Linux 8.6 Telecommunications Update Service all versions
Red Hat Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions all versions
Red Hat Red Hat Enterprise Linux 8.8 Telecommunications Update Service all versions
Red Hat Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions all versions
Red Hat Red Hat Enterprise Linux 9 all versions
Red Hat Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions all versions
Red Hat Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions all versions
Red Hat Red Hat Enterprise Linux 9.4 Extended Update Support all versions
Red Hat Red Hat Hardened Images all versions
Red Hat Red Hat Insights proxy 1.5 all versions
Red Hat Red Hat JBoss Core Services 2.4.62.SP2 —
Red Hat Red Hat OpenShift Container Platform 4.12 all versions
Red Hat Red Hat OpenShift Container Platform 4.13 all versions
Red Hat Red Hat OpenShift Container Platform 4.14 all versions
Red Hat Red Hat OpenShift Container Platform 4.15 all versions
Red Hat Red Hat OpenShift Container Platform 4.16 all versions
Red Hat Red Hat OpenShift Container Platform 4.17 all versions
Red Hat Red Hat OpenShift Container Platform 4.18 all versions
Red Hat Red Hat OpenShift Container Platform 4.19 all versions
Red Hat Red Hat OpenShift Container Platform 4.20 all versions
Red Hat Red Hat Web Terminal 1.11 on RHEL 9 all versions
Red Hat Red Hat Web Terminal 1.12 on RHEL 9 all versions
Red Hat RHOSS-1.36-RHEL-8 all versions
rhel aus 8.2 —
rhel aus 8.4 —
rhel aus 8.6 —
rhel e4s 8.6 —
rhel e4s 8.8 —
rhel e4s 9.0 —
rhel e4s 9.2 —
rhel eus 9.4 —
rhel eus long life 8.4 —
rhel tus 8.6 —
rhel tus 8.8 —
Siemens RUGGEDCOM ROX MX5000 < V2.17.1
Siemens RUGGEDCOM ROX MX5000RE < V2.17.1
Siemens RUGGEDCOM ROX RX1400 < V2.17.1
Siemens RUGGEDCOM ROX RX1500 < V2.17.1
Siemens RUGGEDCOM ROX RX1501 < V2.17.1
Siemens RUGGEDCOM ROX RX1510 < V2.17.1
Siemens RUGGEDCOM ROX RX1511 < V2.17.1
Siemens RUGGEDCOM ROX RX1512 < V2.17.1
Siemens RUGGEDCOM ROX RX1524 < V2.17.1
Siemens RUGGEDCOM ROX RX1536 < V2.17.1
Siemens RUGGEDCOM ROX RX5000 < V2.17.1
Siemens RUGGEDCOM RST2428P < V4.0
— libxml2 < 2.15.0
webterminal 1.11 —
webterminal 1.12 —

References and patches

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