CVE-2016-4973: Binaries compiled against targets that use the libssp library in GCC for stack smashing protection (SSP) mi...

Security readout for executives and security teams

This is a compiler/toolchain hardening issue, not a named application flaw. Some GCC targets using libssp for stack protection lacked object-size checking, which could make locally reachable buffer overflows easier to exploit. The supplied sources do not identify specific products, CVSS severity, or confirmed exploitation. Exposure is most plausible on systems running binaries built for GCC targets that depend on libssp for SSP. The sources do not name affected products or distributions, so exposure requires local toolchain and binary inventory review. Treat as an inventory and hardening concern unless vendor guidance shows affected critical systems. Business urgency rises on shared Linux or embedded environments where untrusted local users can run code. Mitigation focus: Check GCC and distribution vendor guidance for affected libssp/SSP targets.; Rebuild affected binaries after applicable vendor toolchain fixes are available.; Prefer toolchains and targets that support object-size checking where practical..

Prepared

Jun 13, 2026, 04:43 UTC (UTC+00:00)

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