CVE-2018-20657: F5 Traffix Signaling Delivery Controller

High severity, CVSS 7.5. EPSS: 4% chance of exploitation in the next 30 days.

The demangle_template function in cplus-dem.c in GNU libiberty, as distributed in GNU Binutils 2.31.1, has a memory leak via a crafted string, leading to a denial of service (memory consumption), as demonstrated by cxxfilt, a related issue to CVE-2018-12698.

Affected products

• F5 Traffix Signaling Delivery Controller: from 5.0.0, up to and including 5.1.0; version 4.4.0 only
• GNU Binutils: version 2.31.1 only

Published 2019-01-02. Last modified 2026-06-17.