Rapid7

vulnerability

Red Hat: CVE-2019-20352: nasm: heap-based buffer over-read in set_text_free when called from expand_one_smacro in asm/preproc.c

Severity
6
CVSS
(AV:N/AC:M/Au:N/C:P/I:N/A:P)
Published
Jan 6, 2020
Added
Jul 9, 2025
Modified
Jul 9, 2025

Description

In Netwide Assembler (NASM) 2.15rc0, a heap-based buffer over-read occurs (via a crafted .asm file) in set_text_free when called from expand_one_smacro in asm/preproc.c.

Solution

no-fix-redhat-rpm-package
Title
Rapid7 Labs

2026 Global Threat Landscape Report

The predictive window has collapsed. Exploitation follows disclosure in days. See how attackers are accelerating and how to stay ahead.