7.5 High

CVE-2026-120194 Json-glib: json-glib: infinite loop in json_path_query() with negative jsonpath slice step

Description

A flaw was found in json-glib. The JSONPath slice evaluator used by json_path_query() can enter an infinite loop when given a slice expression with a negative step. An application that evaluates attacker-controlled JSONPath expressions can be forced into a hang, leading to a denial of service.

CVSS 3.1 detail

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

Exploitable remotely over the network, without an account and without any user action; an attacker can seriously compromise confidentiality, integrity or availability.

Attack vector: Network
Attack complexity: Low
Privileges required: None
Interaction: None
Scope: Unchanged
Confidentiality: None
Integrity: None
Availability: High

Affected products and versions

Product	Affected versions	Fixed in
Red Hat Enterprise Linux 10	Versions not published
Red Hat Enterprise Linux 7	Versions not published
Red Hat Enterprise Linux 8	Versions not published
Red Hat Enterprise Linux 9	Versions not published
Red Hat OpenShift Container Platform 4	Versions not published
Red Hat OpenShift Container Platform 5	Versions not published
Red Hat OpenShift AI (RHOAI)	Versions not published

References

access.redhat.com access.redhat.com
RHBZ#2564418 bugzilla.redhat.com
gitlab.gnome.org gitlab.gnome.org

Timeline

Published October 31, 2026
Last modified November 6, 2026

The 1454 CVEs of Red Hat Enterprise Linux 10 →

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