CVE-2026-86141

Published: Sep 5, 2026Modified: Sep 5, 2026

2.9

Vector

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

Exploitability: 1.4 / Impact: 1.4

Source: MITRE (Secondary)

Description

xmlregexp in libxml2 before 2.15.4 has a NULL pointer dereference in xmlRegNewParserCtxt after a strdup failure, i.e., it does not calculate a string length after NULL checking.

Related CWEs

CWE-252

Unchecked Return Value

The product does not check the return value from a method or function, which can prevent it from detecting unexpected states and conditions.

References (3)

https://github.com/GNOME/libxml2/commit/e89a8aae4c9b40cdafcf66b3f9e57c62db37bb55

Source: cve@mitre.org

https://github.com/GNOME/libxml2/compare/v2.15.3...v2.15.4

Source: cve@mitre.org

https://gitlab.gnome.org/GNOME/libxml2/-/work_items/1107

Source: cve@mitre.org

Timeline

No history available yet.