NULL pointer dereference in Libxml2 - CVE-2025-27113

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Main Vulnerability Database Vulnerabilities #VU104213

NULL pointer dereference in Libxml2 - CVE-2025-27113

Published: February 26, 2025


Vulnerability identifier: #VU104213
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2025-27113
CWE-ID: CWE-476
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Gnome Development Team
Affected software:
Libxml2

Detailed vulnerability description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to NULL pointer dereference within the xmlPatMatch() function in pattern.c. A remote attacker can pass specially crafted XML document to the affected application and perform a denial of service (DoS) attack.


How to mitigate CVE-2025-27113

Install update from vendor's website.

Sources