CVE-2018-20673: GNU Binutils

Medium severity, CVSS 5.5. EPSS: 1.6% 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, contains an integer overflow vulnerability (for "Create an array for saving the template argument values") that can trigger a heap-based buffer overflow, as demonstrated by nm.

Affected products

• GNU Binutils: version 2.31.1 only

Published 2019-01-04. Last modified 2026-06-17.