Description
In Netwide Assembler (NASM) 2.14rc0, there is an illegal address access in is_mmacro() in asm/preproc.c that will cause a remote denial of service attack, because of a missing check for the relationship between minimum and maximum parameter counts.
Metrics
CVSS 3.0 5.5/10
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:HWeakness enumeration
Affected software
| Vendor | Product | Versions |
|---|---|---|
| n/a | n/a | n/a |
References
- http://repo.or.cz/nasm.git/commit/c9244eaadd05b27637cde06021bac3fa1d920aa3Patch, Vendor Advisory
- https://bugzilla.nasm.us/show_bug.cgi?id=3392436Exploit, Issue Tracking, Vendor Advisory
- https://usn.ubuntu.com/3694-1/Third Party Advisory
- http://repo.or.cz/nasm.git/commit/c9244eaadd05b27637cde06021bac3fa1d920aa3Patch, Vendor Advisory
- https://bugzilla.nasm.us/show_bug.cgi?id=3392436Exploit, Issue Tracking, Vendor Advisory
- https://usn.ubuntu.com/3694-1/Third Party Advisory
Timeline
- Published
- Dec 21, 2017
- Last modified
- Jun 17, 2026
- NVD status
- Modified