CVE-2025-49794

June 16, 2025, 4:15 p.m.

9.1
Critical

Description

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.

Product(s) Impacted

Vendor Product Versions
Gnome
  • Libxml2
  • *

Weaknesses

Common security weaknesses mapped to this vulnerability.

CWE-825
Expired Pointer Dereference
The product dereferences a pointer that contains a location for memory that was previously valid, but is no longer valid.

*CPE(s)

Affected systems and software identified for this CVE.

Type Vendor Product Version Update Edition Language Software Edition Target Software Target Hardware Other Information
a gnome libxml2 / / / / / / / /

References

https://access.redhat.com/security/cve/CVE-2025-49794
https://bugzilla.redhat.com/show_bug.cgi?id=2372373

Tags

secalert@redhat.com
CWE-825
2025-06-16
CVE-2025-49794

CVSS Score

9.1 / 10

CVSS Data - 3.1

  • Attack Vector: NETWORK
  • Attack Complexity: LOW
  • Privileges Required: NONE
  • Scope: UNCHANGED
  • Confidentiality Impact: NONE
  • Integrity Impact: HIGH
  • Availability Impact: HIGH

    • CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

    View Vector String

Timeline

Published: June 16, 2025, 4:15 p.m.
Last Modified: June 16, 2025, 4:15 p.m.

Status : Received

CVE has been recently published to the CVE List and has been received by the NVD.

More info

Source

secalert@redhat.com

*Disclaimer: Some vulnerabilities do not have an associated CPE. To enhance the data, we use AI to infer CPEs based on CVE details. This is an automated process and might not always be accurate.