CVE-2025-49795

HIGH

7.5

Description

A NULL pointer dereference vulnerability was found in libxml2 when processing XPath XML expressions. This flaw allows an attacker to craft a malicious XML input to libxml2, leading to a denial of service.

CVE Details

CVSS v3.1 Score7.5

SeverityHIGH

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

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published6/16/2025

Last Modified4/19/2026

Sourcenvd

Honeypot Sightings0

Weaknesses (CWE)

CWE-825

References

https://access.redhat.com/errata/RHSA-2025:10630(secalert@redhat.com)

https://access.redhat.com/errata/RHSA-2025:19020(secalert@redhat.com)

https://access.redhat.com/errata/RHSA-2026:7519(secalert@redhat.com)

https://access.redhat.com/security/cve/CVE-2025-49795(secalert@redhat.com)

https://bugzilla.redhat.com/show_bug.cgi?id=2372379(secalert@redhat.com)

https://gitlab.gnome.org/GNOME/libxml2/-/issues/932(secalert@redhat.com)

IOC Correlations

No correlations recorded

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