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Vulnerability DatabaseCVE-2025-27113

CVE-2025-27113: 
NixOS vulnerability analysis and mitigation

Overview

A NULL pointer dereference vulnerability (CVE-2025-27113) was discovered in libxml2, affecting versions before 2.12.10 and 2.13.x before 2.13.6. The vulnerability specifically exists in the xmlPatMatch function within pattern.c (NVD Database, Debian Tracker).

Technical details

The vulnerability has been assigned a CVSS v3.1 base score of 7.5 (HIGH) with the vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H by NIST, while MITRE assigned a lower score of 2.9 (LOW) with vector string CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L. The vulnerability is classified as a NULL Pointer Dereference (CWE-476) (NVD Database).

Impact

The successful exploitation of this vulnerability could lead to Denial of Service (DoS) conditions in affected systems. The vulnerability primarily affects the availability of the system, with no direct impact on confidentiality or integrity (NetApp Advisory).

Mitigation and workarounds

Users are strongly encouraged to update to libxml2 versions 2.12.10 or 2.13.6, which contain fixes for this vulnerability. The issue has been addressed through patches, and fixes are available in the latest releases (Security Online).

Additional resources

Source: This report was generated using AI

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