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.
History

Mon, 16 Jun 2025 16:15:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Mon, 16 Jun 2025 15:45:00 +0000

Type Values Removed Values Added
Description No description is available for this CVE. 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.
Title libxml: Heap use after free (UAF) leads to Denial of service (DoS) Libxml: heap use after free (uaf) leads to denial of service (dos)
First Time appeared Redhat
Redhat enterprise Linux
Redhat jboss Core Services
CPEs cpe:/a:redhat:jboss_core_services:1
cpe:/o:redhat:enterprise_linux:10
cpe:/o:redhat:enterprise_linux:6
cpe:/o:redhat:enterprise_linux:7
cpe:/o:redhat:enterprise_linux:8
cpe:/o:redhat:enterprise_linux:9
Vendors & Products Redhat
Redhat enterprise Linux
Redhat jboss Core Services
References

Thu, 12 Jun 2025 15:15:00 +0000

Type Values Removed Values Added
Description No description is available for this CVE.
Title libxml: Heap use after free (UAF) leads to Denial of service (DoS)
Weaknesses CWE-825
References
Metrics threat_severity

None

cvssV3_1

{'score': 9.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H'}

threat_severity

Important


cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published: 2025-06-16T15:24:31.020Z

Updated: 2025-06-16T15:51:46.475Z

Reserved: 2025-06-10T22:17:05.286Z

Link: CVE-2025-49794

cve-icon Vulnrichment

Updated: 2025-06-16T15:50:49.909Z

cve-icon NVD

Status : Received

Published: 2025-06-16T16:15:18.997

Modified: 2025-06-16T16:15:18.997

Link: CVE-2025-49794

cve-icon Redhat

Severity : Important

Publid Date: 2025-06-10T00:00:00Z

Links: CVE-2025-49794 - Bugzilla