CVE-2021-33454

An issue was discovered in yasm version 1.3.0. There is a NULL pointer dereference in yasm_expr_get_intnum() in libyasm/expr.c.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
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
Base Score
CVSS 3.x
EPSS Score
Percentile: 24%
Affected Products (NVD)
VendorProductVersion
tortallyasm
1.3.0
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
yasm
bookworm
unimportant
bullseye
unimportant
sid
unimportant
trixie
unimportant
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
yasm
bionic
needs-triage
focal
needs-triage
jammy
needs-triage
kinetic
ignored
lunar
ignored
mantic
ignored
noble
needs-triage
trusty
ignored
xenial
needs-triage
Amazon Linux logo
Amazon Linux Releases
Amazon Package
Release
yasm
Amazon Linux 1
0:1.2.0-1.5.amzn1
fixed
Amazon Linux 2023
0:1.3.0-13.amzn2023.0.3
fixed
yasm-debuginfo
Amazon Linux 1
0:1.2.0-1.5.amzn1
fixed
Amazon Linux 2023
0:1.3.0-13.amzn2023.0.3
fixed
yasm-debugsource
Amazon Linux 2023
0:1.3.0-13.amzn2023.0.3
fixed
yasm-devel
Amazon Linux 1
0:1.2.0-1.5.amzn1
fixed
Amazon Linux 2023
0:1.3.0-13.amzn2023.0.3
fixed
Azure Linux logo
Azure Linux Releases
Azure Package
Release
yasm
Azure Linux 3.0
0:1.3.0-15.azl3
fixed
CBL-Mariner 2.0
0:1.3.0-15.cm2
fixed
Common Weakness Enumeration
References
https://gist.github.com/Clingto/bb632c0c463f4b2c97e4f65f751c5e6d
https://github.com/yasm/yasm/issues/166
https://gist.github.com/Clingto/bb632c0c463f4b2c97e4f65f751c5e6d
https://github.com/yasm/yasm/issues/166