CVE-2018-20673

MEDIUM

GNU Binutils - Integer Overflow to Heap-Based Buffer Overflow in demangle_template

Title source: llm
STIX 2.1

Description

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.

References (2)

Core 2
Core References
Exploit, Issue Tracking, Third Party Advisory x_refsource_misc
https://sourceware.org/bugzilla/show_bug.cgi?id=24039
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/106454

Scores

CVSS v3 5.5
EPSS 0.0009
EPSS Percentile 25.9%
Attack Vector LOCAL
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Details

CWE
CWE-190 CWE-787
Status published
Products (1)
gnu/binutils 2.31.1
Published Jan 04, 2019
Tracked Since Feb 18, 2026