CVE-2025-2515

Bluechi: privilege escalation in bluechi via unrestricted cross-node systemd dependencies

HIGH
7.2
CVSS Score
Published: December 24, 2025 at 04:21 PM UTC
Updated: October 7, 2026 at 01:10 PM UTC
1 product affected across 1 vendorBlueChi

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Severity
HIGH7.2
Exploit prediction
EPSS 0.2%
SSVC
No known exploit

Description

A vulnerability was found in BlueChi, a multi-node systemd service controller used in RHIVOS. This flaw allows a user with root privileges on a managed node (qm) to create or override systemd service unit files that affect the host node. This issue can lead to privilege escalation, unauthorized service execution, and potential system compromise.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 1.0.0
Affected range stops below 1.0.0, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

SSVC — Action Prioritization

SSVCNo known exploitNot automatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

7.2HIGHredhat
Attack Vector
PHYSICAL
Complexity
LOW
Privileges
HIGH
User Interaction
NONE
Scope
CHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-863

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