CVE-2016-6831: The "process-execute" and "process-spawn" procedures did not free memory correctly when the execve() call f...

Security readout for executives and security teams

CHICKEN Scheme releases up to and including 4.11 could leak memory when process-execute or process-spawn failed. An attacker able to repeatedly trigger those failing calls could exhaust resources and cause a denial of service. The supplied sources do not show active exploitation. Exposure is most likely in applications built with CHICKEN up to 4.11 that call process-execute or process-spawn with inputs or conditions an attacker can influence. The structured affected-product data is incomplete. Treat as a targeted availability risk. It deserves attention where CHICKEN-based services are internet-facing, multi-tenant, or operationally critical, but the supplied evidence does not support emergency active-exploitation handling. Mitigation focus: Inventory CHICKEN versions and prioritize systems running 4.11 or earlier.; Check current CHICKEN vendor guidance for fixed releases and upgrade direction.; Reduce untrusted influence over process-execute and process-spawn inputs..

Prepared

Jun 13, 2026, 12:51 UTC (UTC+00:00)

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