CVE-2019-20352

HIGH

Nasm Netwide Assembler - Out-of-Bounds Read

Title source: rule
STIX 2.1

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.

References (1)

Core 1
Core References
Exploit, Issue Tracking, Vendor Advisory x_refsource_misc
https://bugzilla.nasm.us/show_bug.cgi?id=3392636

Scores

CVSS v3 7.1
EPSS 0.0030
EPSS Percentile 53.1%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H

Details

CWE
CWE-125
Status published
Products (1)
nasm/netwide_assembler 2.15 rc0
Published Jan 06, 2020
Tracked Since Feb 18, 2026