CVE-2019-20334

MEDIUM

Netwide Assembler <2.14.02 - Buffer Overflow

Title source: llm
STIX 2.1

Description

In Netwide Assembler (NASM) 2.14.02, stack consumption occurs in expr# functions in asm/eval.c. This potentially affects the relationships among expr0, expr1, expr2, expr3, expr4, expr5, and expr6 (and stdscan in asm/stdscan.c). This is similar to CVE-2019-6290 and CVE-2019-6291.

References (2)

Core 2
Core References
Exploit, Issue Tracking, Vendor Advisory x_refsource_misc
https://bugzilla.nasm.us/show_bug.cgi?id=3392638
Exploit, Issue Tracking, Vendor Advisory x_refsource_misc
https://bugzilla.nasm.us/show_bug.cgi?id=3392548#c4

Scores

CVSS v3 5.5
EPSS 0.0076
EPSS Percentile 50.3%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Details

CWE
CWE-674
Status published
Products (1)
nasm/netwide_assembler 2.14.02
Published Jan 04, 2020
Tracked Since Feb 18, 2026