CVE Database›CVE-2025-27113

CVE-2025-27113

libxml2: NULL Pointer Dereference in libxml2 xmlPatMatch

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Severity

Low

Red Hat Product Security

3.1

CVSS 3.1

Review impact separately from score.

Published · February 18, 2025

Updated · September 1, 2026

Description

A flaw was found in libxml2. This vulnerability allows a NULL pointer dereference, leading to a potential crash or denial of service via a crafted XML pattern.

Statement

Because this vulnerability requires that an unsuspecting user parses a specially crafted malicious XML file, or that a service that does so accepts untrusted input, and because the consequences of this flaw are limited to exhaustion of the resources available to the user with whose privileges the vulnerable application is run, Red Hat assesses this vulnerability's impact as Low.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.

CVSS / CWE

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

CWE-476 · NULL Pointer Dereference