CVE-2018-20712

MEDIUM

GNU Binutils - Out-of-Bounds Read

Title source: rule

Description

A heap-based buffer over-read exists in the function d_expression_1 in cp-demangle.c in GNU libiberty, as distributed in GNU Binutils 2.31.1. A crafted input can cause segmentation faults, leading to denial-of-service, as demonstrated by c++filt.

References (4)

[Third Party Advisory, VDB Entry] http://www.securityfocus.com/bid/106563

[Exploit, Issue Tracking, Third Party Advisory] https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88629

[Exploit, Issue Tracking, Third Party Advisory] https://sourceware.org/bugzilla/show_bug.cgi?id=24043

[Third Party Advisory] https://support.f5.com/csp/article/K38336243

Scores

CVSS v3 6.5

EPSS 0.0080

EPSS Percentile 73.8%

Attack Vector NETWORK

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Classification

CWE

CWE-125

Status published

Affected Products (1)

gnu/binutils

Timeline

Published Jan 15, 2019

Tracked Since Feb 18, 2026