CVE-2025-43915

Name of the Vulnerable Software and Affected Versions Linkerd versions 2.16.* through 2.16.4 Linkerd versions 2.17.* through 2.17.1 Linkerd versions 2.18.* (no specific end version mentioned, but before 2.18.0) Buoyant Edge versions before edge-25.2.1

Description Resource exhaustion can occur for Linkerd proxy metrics in the specified versions.

Recommendations For Linkerd versions 2.16.* through 2.16.4, update to version 2.16.5 or later. For Linkerd versions 2.17.* through 2.17.1, update to version 2.17.2 or later. For Linkerd versions 2.18.* before 2.18.0, update to version 2.18.0 or later. For Buoyant Edge versions before edge-25.2.1, update to version edge-25.2.1 or later.