CVE-2025-49795

HIGH

libxml2 - Denial of Service

Title source: llm
STIX 2.1

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.

References (7)

Core 7
Core References
Vendor Advisory vendor-advisory x_refsource_redhat
RHSA-2026:7519
https://access.redhat.com/errata/RHSA-2026:7519
Vendor Advisory vendor-advisory x_refsource_redhat
https://access.redhat.com/errata/RHSA-2025:10630
Vendor Advisory vendor-advisory x_refsource_redhat
https://access.redhat.com/errata/RHSA-2025:19020
Vendor Advisory vdb-entry x_refsource_redhat
https://access.redhat.com/security/cve/CVE-2025-49795
Issue Tracking issue-tracking x_refsource_redhat
https://bugzilla.redhat.com/show_bug.cgi?id=2372379

Scores

CVSS v3 7.5
EPSS 0.0047
EPSS Percentile 37.2%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-825
Status published
Products (8)
Red Hat/Red Hat Enterprise Linux 10 0:2.12.5-7.el10_0
Red Hat/Red Hat Enterprise Linux 6
Red Hat/Red Hat Enterprise Linux 7
Red Hat/Red Hat Enterprise Linux 8
Red Hat/Red Hat Enterprise Linux 9
Red Hat/Red Hat Hardened Images
Red Hat/Red Hat Hardened Images 2.15.2-0.3.hum1
Red Hat/Red Hat JBoss Core Services 2.4.62.SP2
Published Jun 16, 2025
Tracked Since Feb 18, 2026