CVE-2025-61908

Icinga 2 Denial of Service (DoS) By Dereferencing Invalid Reference

State: Published
Severity: 7.1 High
Published: Oct 16, 2025
Updated: Oct 16, 2025
Reserved: Oct 3, 2025

Description

Icinga 2 is an open source monitoring system. From 2.10.0 to before 2.15.1, 2.14.7, and 2.13.13, when creating an invalid reference, such as a reference to null, dereferencing results in a segmentation fault. This can be used by any API user with access to an API endpoint that allows specifying a filter expression to crash the Icinga 2 daemon. A fix is included in the following Icinga 2 versions: 2.15.1, 2.14.7, and 2.13.13.

Scores

CVSS	Score	Vector	Source
4.0	7.1 High	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N	GitHub_M

Weaknesses

CWE-476 NULL Pointer Dereference

Affected Products

Product	Versions
icinga2Icinga	>=2.10.0, < 2.13.13Affected >=2.14.0, < 2.14.7Affected >=2.15.0, < 2.15.1Affected

References

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