CVE-2020-18780

A Use After Free vulnerability in function new_Token in asm/preproc.c in nasm 2.14.02 allows attackers to cause a denial of service via crafted nasm command.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
5.5 MEDIUM
LOCAL
LOW
NONE
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
mitreCNA
---
---
CVEADP
---
---
CISA-ADPADP
---
---
Base Score
CVSS 3.x
EPSS Score
Percentile: 16%
VendorProductVersion
nasmnetwide_assembler
2.14.02
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
nasm
bullseye
2.15.05-1
fixed
bookworm
2.16.01-1
fixed
sid
2.16.03-1
fixed
trixie
2.16.03-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
nasm
noble
needs-triage
mantic
ignored
lunar
ignored
jammy
needs-triage
focal
needs-triage
bionic
needs-triage
xenial
needs-triage
trusty
ignored
Common Weakness Enumeration
References
https://bugzilla.nasm.us/show_bug.cgi?id=3392634
https://bugzilla.nasm.us/show_bug.cgi?id=3392634