CVE-2018-14404

HIGH7.5EPSS 20.0%

Nokogiri NULL Pointer Dereference

Published: 1/17/2019Modified: 12/3/2025
Also known as:GHSA-6qvp-r6r3-9p7hALPINE-CVE-2018-14404DEBIAN-CVE-2018-14404

Description

A NULL pointer dereference vulnerability exists in the xpath.c:xmlXPathCompOpEval() function of libxml2 through 2.9.8 when parsing an invalid XPath expression in the XPATH_OP_AND or XPATH_OP_OR case. Applications processing untrusted XSL format inputs with the use of the libxml2 library may be vulnerable to a denial of service attack due to a crash of the application.

Affected packages (3)

CVSS scores

SourceVersionSeverityVector
osvCVSS 3.1HIGH7.5CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References (14)