CVE-2025-43915

Severity CVSS v4.0:

Pending analysis

Type:

CWE-400 Uncontrolled Resource Consumption ('Resource Exhaustion')

Publication date:

05/05/2025

Last modified:

17/06/2025

Description

In Linkerd edge releases before edge-25.2.1, and Buoyant Enterprise for Linkerd releases 2.13.0–2.13.7, 2.14.0–2.14.10, 2.15.0–2.15.7, 2.16.0–2.16.4, and 2.17.0–2.17.1, resource exhaustion can occur for Linkerd proxy metrics.

Impact

Vector 3.x

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H CVSS v3.1 Severity and Metrics:

Base Score: 6.50 MEDIUM
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H

Attack Vector (AV): Network
Attack Complexity (AC): High
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): Low
Availability (A): High

Base Score 3.x

6.50

Severity 3.x

MEDIUM

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:a:linkerd:buoyant:::::enterprise:linkerd::	2.13.0 (including)	2.13.7 (including)
cpe:2.3:a:linkerd:buoyant:::::enterprise:linkerd::	2.14.0 (including)	2.14.10 (including)
cpe:2.3:a:linkerd:buoyant:::::enterprise:linkerd::	2.15.0 (including)	2.15.7 (including)
cpe:2.3:a:linkerd:buoyant:::::enterprise:linkerd::	2.16.0 (including)	2.16.5 (excluding)
cpe:2.3:a:linkerd:buoyant:::::enterprise:linkerd::	2.17.0 (including)	2.17.2 (excluding)
cpe:2.3:a:linkerd:linkerd:::::edge:kubernetes::		25.2.1 (excluding)

To consult the complete list of CPE names with products and versions, see this page

CVE-2025-43915

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools