CVE-2025-49794

CVE-2025-49794 · Libxml: heap use after free (uaf) leads to denial of service (dos)

This page contains facts from public vulnerability sources. Check the original advisory before updating.

This page shows selected source facts. See the linked advisories for the complete description and affected versions.

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 program's crash using libxml or other possible undefined behaviors.

CVSS 9.1 · Critical · EPSS 0.8% · Fix available

Published: 2025-06-16T15:24:31.020Z
Updated: 2026-10-29T08:18:53.384Z

Stack: system

Affected products and versions

red hat enterprise linux 10
Versions
- ≥ 0:2.12.5-7.el10_0: Not affected (rpm)
No fix published
red hat enterprise linux 7 extended lifecycle support
Versions
- ≥ 0:2.9.1-6.el7_9.10: Not affected (rpm)
No fix published
red hat enterprise linux 8
Versions
- ≥ 0:2.9.7-21.el8_10.1: Not affected (rpm)
No fix published
red hat enterprise linux 8.2 advanced update support
Versions
- ≥ 0:2.9.7-9.el8_2.3: Not affected (rpm)
No fix published
red hat enterprise linux 8.4 advanced mission critical update support
Versions
- ≥ 0:2.9.7-9.el8_4.6: Not affected (rpm)
No fix published
red hat enterprise linux 8.4 extended update support long-life add-on
Versions
- ≥ 0:2.9.7-9.el8_4.6: Not affected (rpm)
No fix published
red hat enterprise linux 8.6 advanced mission critical update support
Versions
- ≥ 0:2.9.7-13.el8_6.10: Not affected (rpm)
No fix published
red hat enterprise linux 8.6 telecommunications update service
Versions
- ≥ 0:2.9.7-13.el8_6.10: Not affected (rpm)
No fix published
red hat enterprise linux 8.6 update services for sap solutions
Versions
- ≥ 0:2.9.7-13.el8_6.10: Not affected (rpm)
No fix published
red hat enterprise linux 8.8 telecommunications update service
Versions
- ≥ 0:2.9.7-16.el8_8.9: Not affected (rpm)
No fix published
red hat enterprise linux 8.8 update services for sap solutions
Versions
- ≥ 0:2.9.7-16.el8_8.9: Not affected (rpm)
No fix published
red hat enterprise linux 9
Versions
- ≥ 0:2.9.13-10.el9_6: Not affected (rpm)
No fix published
red hat enterprise linux 9.0 update services for sap solutions
Versions
- ≥ 0:2.9.13-1.el9_0.5: Not affected (rpm)
No fix published
red hat enterprise linux 9.2 update services for sap solutions
Versions
- ≥ 0:2.9.13-3.el9_2.7: Not affected (rpm)
No fix published
red hat enterprise linux 9.4 extended update support
Versions
- ≥ 0:2.9.13-10.el9_4: Not affected (rpm)
No fix published
red hat jboss core services 2.4.62.sp2
No fix published
red hat openshift container platform 4.12
Versions
- ≥ 412.86.202510291903-0: Not affected (rpm)
No fix published
red hat openshift container platform 4.13
Versions
- ≥ 413.92.202510150118-0: Not affected (rpm)
No fix published
red hat openshift container platform 4.14
Versions
- ≥ 414.92.202510211419-0: Not affected (rpm)
No fix published
red hat openshift container platform 4.15
Versions
- ≥ 415.92.202609140326-0: Not affected (rpm)
No fix published
red hat openshift container platform 4.16
Versions
- ≥ 416.94.202609011112-0: Not affected (rpm)
No fix published
red hat openshift container platform 4.17
Versions
- ≥ 417.94.202510112152-0: Not affected (rpm)
No fix published
red hat openshift container platform 4.18
Versions
- ≥ 418.94.202510230424-0: Not affected (rpm)
No fix published
red hat openshift container platform 4.19
Versions
- ≥ 4.19.9.6.202510140714-0: Not affected (rpm)
No fix published

Original sources

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