VULNERABILITY INTELLIGENCE

CVE-2017-17820

CVSS score5.5 MEDIUM

EPSS probability1.39%

CISA KEVNot currently listed

Published2017-12-21

Last modified2026-06-17

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

Description

In Netwide Assembler (NASM) 2.14rc0, there is a use-after-free in pp_list_one_macro in asm/preproc.c that will lead to a remote denial of service attack, related to mishandling of operand-type errors.

Weakness classification

CWE-416: Use After Free

Primary references

cve@mitre.org — Exploit, Issue Tracking, Third Party Advisory, VDB Entry
cve@mitre.org — Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Exploit, Issue Tracking, Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory