CVE-2019-8343: Nasm Netwide Assembler

High severity, CVSS 7.8. EPSS: 1.1% chance of exploitation in the next 30 days.

In Netwide Assembler (NASM) 2.14.02, there is a use-after-free in paste_tokens in asm/preproc.c.

Affected products

• Nasm Netwide Assembler: version 2.14.02 only

Published 2019-02-15. Last modified 2026-06-17.