CVE-2014-0193: WebSocket08FrameDecoder in Netty 3.6.x before 3.6.9, 3.7.x before 3.7.1, 3.8.x before 3.8.2, 3.9.x before 3...

Security readout for executives and security teams

CVE-2014-0193 is a denial-of-service issue in older Netty WebSocket handling. A remote client can make an affected service consume excessive memory, potentially slowing or crashing applications that expose WebSocket endpoints. The provided sources do not show active exploitation or a CVSS score. Exposure is most likely in Java applications, frameworks, or products bundling affected Netty versions and exposing WebSocket functionality to untrusted clients. Downstream vendor advisories, including Red Hat and Debian references, indicate packaged software may also inherit this risk. Treat as a targeted reliability risk, not confirmed active compromise. Prioritize remediation where affected Netty versions support customer-facing or partner-facing WebSocket services, because successful abuse can disrupt application availability. Mitigation focus: Upgrade Netty to the fixed version for the relevant release line or later.; Check Red Hat, Debian, or product-vendor advisories for bundled Netty updates.; Prioritize internet-facing WebSocket services using affected Netty versions..

Prepared

Jun 14, 2026, 14:16 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.