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Vulnerability Intelligence Report
Libxml: type confusion leads to denial of service (dos)

CVE-2025-49796

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.

No Active Exploit Signals
CVSS Base Score
9.1
CRITICAL
Exploitability:3.9
Impact Score:5.2
EPSS Probability:1.56%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
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Authentication
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Weaponization
—
SSVC Action
—

Weaknesses (CWE)

CWE-125 ↗Out-of-bounds Read

Affected Products & Versions

Vendor Product Affected Versions
0 < 2.15.0 (affected)
Red Hat Red Hat Enterprise Linux 10 0:2.12.5-7.el10_0 < * (unaffected)
Red Hat Red Hat Enterprise Linux 7 Extended Lifecycle Support 0:2.9.1-6.el7_9.10 < * (unaffected)
Red Hat Red Hat Enterprise Linux 8 0:2.9.7-21.el8_10.1 < * (unaffected)
Red Hat Red Hat Enterprise Linux 8 0:2.9.7-21.el8_10.1 < * (unaffected)
Red Hat Red Hat Enterprise Linux 8.2 Advanced Update Support 0:2.9.7-9.el8_2.3 < * (unaffected)
Red Hat Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support 0:2.9.7-9.el8_4.6 < * (unaffected)
Red Hat Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On 0:2.9.7-9.el8_4.6 < * (unaffected)
Red Hat Red Hat Enterprise Linux 8.6 Advanced Mission Critical Update Support 0:2.9.7-13.el8_6.10 < * (unaffected)
Red Hat Red Hat Enterprise Linux 8.6 Telecommunications Update Service 0:2.9.7-13.el8_6.10 < * (unaffected)
Red Hat Red Hat Enterprise Linux 8.6 Update Services for SAP Solutions 0:2.9.7-13.el8_6.10 < * (unaffected)
Red Hat Red Hat Enterprise Linux 8.8 Telecommunications Update Service 0:2.9.7-16.el8_8.9 < * (unaffected)
Red Hat Red Hat Enterprise Linux 8.8 Update Services for SAP Solutions 0:2.9.7-16.el8_8.9 < * (unaffected)
Red Hat Red Hat Enterprise Linux 9 0:2.9.13-10.el9_6 < * (unaffected)
Red Hat Red Hat Enterprise Linux 9 0:2.9.13-10.el9_6 < * (unaffected)
Red Hat Red Hat Enterprise Linux 9.0 Update Services for SAP Solutions 0:2.9.13-1.el9_0.5 < * (unaffected)
Red Hat Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions 0:2.9.13-3.el9_2.7 < * (unaffected)
Red Hat Red Hat Enterprise Linux 9.4 Extended Update Support 0:2.9.13-10.el9_4 < * (unaffected)
Red Hat Red Hat OpenShift Container Platform 4.12 412.86.202510291903-0 < * (unaffected)
Red Hat Red Hat OpenShift Container Platform 4.13 413.92.202510150118-0 < * (unaffected)
Red Hat Red Hat OpenShift Container Platform 4.14 414.92.202510211419-0 < * (unaffected)
Red Hat Red Hat OpenShift Container Platform 4.16 416.94.202609011112-0 < * (unaffected)
Red Hat Red Hat OpenShift Container Platform 4.17 417.94.202510112152-0 < * (unaffected)
Red Hat Red Hat OpenShift Container Platform 4.18 418.94.202510230424-0 < * (unaffected)
Red Hat Red Hat OpenShift Container Platform 4.19 4.19.9.6.202510140714-0 < * (unaffected)
Red Hat Red Hat OpenShift Container Platform 4.20 4.20.9.6.202509251656-0 < * (unaffected)
Red Hat Red Hat Web Terminal 1.11 on RHEL 9 1.11-19 < * (unaffected)
Red Hat Red Hat Web Terminal 1.11 on RHEL 9 1.11-8 < * (unaffected)
Red Hat Red Hat Web Terminal 1.12 on RHEL 9 1.12-4 < * (unaffected)
Red Hat RHOSS-1.36-RHEL-8 1.36.0-11 < * (unaffected)
Red Hat RHOSS-1.36-RHEL-8 1.36.0-11 < * (unaffected)
Red Hat RHOSS-1.36-RHEL-8 1.36.0-11 < * (unaffected)
Red Hat RHOSS-1.36-RHEL-8 1.36.0-10 < * (unaffected)
Red Hat RHOSS-1.36-RHEL-8 1.36.0-10 < * (unaffected)
Red Hat RHOSS-1.36-RHEL-8 1.36.0-4 < * (unaffected)
Red Hat RHOSS-1.36-RHEL-8 1.36.0-9 < * (unaffected)
Red Hat RHOSS-1.36-RHEL-8 1.36.0-12 < * (unaffected)
Red Hat RHOSS-1.36-RHEL-8 1.36.0-18 < * (unaffected)
Red Hat RHOSS-1.36-RHEL-8 1.36.0-11 < * (unaffected)
Red Hat RHOSS-1.36-RHEL-8 1.36.0-7 < * (unaffected)
Red Hat cert-manager operator for Red Hat OpenShift 1.16 v1.16.5-1760515757 < * (unaffected)
Red Hat OpenShift File Integrity Operator - FIO 1 v1.3 < * (unaffected)
Red Hat Red Hat Discovery 2 2.0.1-1754478727 < * (unaffected)
Red Hat Red Hat Hardened Images 2.15.2-0.3.hum1 < * (unaffected)
Red Hat Red Hat Insights proxy 1.5 1.5.5-1754504343 < * (unaffected)
Red Hat Red Hat Enterprise Linux 6 all
Red Hat Red Hat OpenShift Container Platform 4 all

References & Technical Advisories

No reference links found.

Threat Intelligence Signals

EPSS Score
1.558%

Identity & Timeline

StatusPUBLISHED
Assigning AuthorityRed Hat, Inc. · Vendor · USA
Reserved2025-06-10T22:17:05
Published2025-06-16T15:14:28
Patch Date2025-06-11
Last Updated2026-09-18T17:23:36

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